{
  "schema": "canli.company-reference.v1",
  "cik": "0001659494",
  "name": "51Talk Online Education Group",
  "selection_policy": "extended-v22",
  "source_url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0001659494.json",
  "source_sha256": "300e06a2494a7386b302429ecbcaee1af90c378c99fdaaef846b0fecb90003e3",
  "fetched_at": "2026-09-19T11:20:04.794Z",
  "policy": "Latest-filed annual-report facts per unit and reporting period at capture time. Duration facts cover 300 to 400 days. This selection can include restatements and is not a point-in-time backtest dataset. Missing concepts are omitted, never zero-filled. Values retain original units and are not currency converted. Extended concepts require compatible unit shapes and at least three reporting ends with changing values within one unit. Constant or incompatible added histories are omitted.",
  "claim_boundary": "Public company accounting reference, not market prices, returns, an investment recommendation, or ALPHAC performance. Validate a separately constructed return series with the validation API; accounting values are not returns.",
  "editorial_exclusions": [
    {
      "tag": "CashAndCashEquivalentsAtCarryingValue",
      "observation": {
        "end": "2025-12-31",
        "val": 54062000,
        "unit": "SAR",
        "accn": "0001104659-26-047273"
      },
      "reason": "This SAR observation is withheld from the consolidated cash and cash equivalents history because the filing describes only SAR-denominated cash, cash equivalents and time deposits, approximately 36.9% of the total. The disclosed currency is supported, but the amount has a different scope. Original source data and other selected periods and units are retained without conversion.",
      "filing_url": "https://www.sec.gov/Archives/edgar/data/1659494/000110465926047273/coe-20251231x20f.htm"
    }
  ],
  "concepts": [
    {
      "tag": "Assets",
      "taxonomy": "us-gaap",
      "label": "Total assets",
      "kind": "instant",
      "meaning": "Resources recognized on the balance sheet. Book assets are not the market value of the business.",
      "observations": [
        {
          "end": "2021-12-31",
          "val": 1192691000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2020-12-31",
          "val": 2209548000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2020Q4I",
          "unit": "CNY"
        },
        {
          "end": "2019-12-31",
          "val": 1401817000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2019Q4I",
          "unit": "CNY"
        },
        {
          "end": "2018-12-31",
          "val": 1010218000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2018Q4I",
          "unit": "CNY"
        },
        {
          "end": "2017-12-31",
          "val": 783556000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2017Q4I",
          "unit": "CNY"
        },
        {
          "end": "2016-12-31",
          "val": 775527000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2016Q4I",
          "unit": "CNY"
        },
        {
          "end": "2015-12-31",
          "val": 291550000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2015Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 66092000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 43942000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 31156000,
          "accn": "0001410578-25-000918",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 27634000,
          "accn": "0001104659-24-054013",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 187067000,
          "accn": "0001104659-23-042489",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-06",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 338627000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 201359000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 146930000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 120431000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 111699000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2016Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Liabilities",
      "taxonomy": "us-gaap",
      "label": "Total liabilities",
      "kind": "instant",
      "meaning": "Recognized obligations at the reporting date. The definition and scope differ from interest-bearing debt.",
      "observations": [
        {
          "end": "2021-12-31",
          "val": 1915861000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2020-12-31",
          "val": 3076486000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2020Q4I",
          "unit": "CNY"
        },
        {
          "end": "2019-12-31",
          "val": 2448475000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2019Q4I",
          "unit": "CNY"
        },
        {
          "end": "2018-12-31",
          "val": 1972867000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2018Q4I",
          "unit": "CNY"
        },
        {
          "end": "2017-12-31",
          "val": 1451947000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2017Q4I",
          "unit": "CNY"
        },
        {
          "end": "2016-12-31",
          "val": 874710000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2016Q4I",
          "unit": "CNY"
        },
        {
          "end": "2015-12-31",
          "val": 377867000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2015Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 97345000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 58654000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 39347000,
          "accn": "0001410578-25-000918",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 21057000,
          "accn": "0001104659-24-054013",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 300495000,
          "accn": "0001104659-23-042489",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-06",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 471492000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 351701000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 286940000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 223160000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 125984000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2016Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "StockholdersEquity",
      "taxonomy": "us-gaap",
      "label": "Stockholders equity",
      "kind": "instant",
      "meaning": "The reported residual interest after liabilities. It is an accounting amount, not market capitalization.",
      "observations": [
        {
          "end": "2021-12-31",
          "val": -723170000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2020-12-31",
          "val": -866938000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2020Q4I",
          "unit": "CNY"
        },
        {
          "end": "2019-12-31",
          "val": -1046658000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2019Q4I",
          "unit": "CNY"
        },
        {
          "end": "2018-12-31",
          "val": -962649000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2018Q4I",
          "unit": "CNY"
        },
        {
          "end": "2017-12-31",
          "val": -668391000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2017Q4I",
          "unit": "CNY"
        },
        {
          "end": "2016-12-31",
          "val": -99183000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2016Q4I",
          "unit": "CNY"
        },
        {
          "end": "2015-12-31",
          "val": -565279000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2015Q4I",
          "unit": "CNY"
        },
        {
          "end": "2014-12-31",
          "val": -166469000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2014Q4I",
          "unit": "CNY"
        },
        {
          "end": "2013-12-31",
          "val": -26197000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2013Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": -31357000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": -15000000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": -8340000,
          "accn": "0001410578-25-000918",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 6577000,
          "accn": "0001104659-24-054013",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": -113428000,
          "accn": "0001104659-23-042489",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-06",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": -132866000,
          "accn": "0001104659-23-042489",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-06",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": -150033000,
          "accn": "0001104659-23-042489",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": -140010000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": -102729000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": -14285000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2016Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "CashAndCashEquivalentsAtCarryingValue",
      "taxonomy": "us-gaap",
      "label": "Cash and cash equivalents",
      "kind": "instant",
      "meaning": "Cash and qualifying short-term liquid investments under the filer’s accounting policy. Restricted cash and longer-term investments may be reported separately.",
      "observations": [
        {
          "end": "2018-12-31",
          "val": 413143000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2018Q4I",
          "unit": "CNY"
        },
        {
          "end": "2017-12-31",
          "val": 320039000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2017Q4I",
          "unit": "CNY"
        },
        {
          "end": "2016-12-31",
          "val": 274873000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2016Q4I",
          "unit": "CNY"
        },
        {
          "end": "2015-12-31",
          "val": 46873000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2015Q4I",
          "unit": "CNY"
        },
        {
          "end": "2014-12-31",
          "val": 209774000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2014Q4I",
          "unit": "CNY"
        },
        {
          "end": "2013-12-31",
          "val": 61502000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2013Q4I",
          "unit": "CNY"
        },
        {
          "end": "2018-12-31",
          "val": 60089000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 49189000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 42247000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 6751000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2015Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetIncomeLoss",
      "taxonomy": "us-gaap",
      "label": "Net income or loss",
      "kind": "duration",
      "meaning": "Reported profit or loss for the period. Check the filing for attribution, exceptional items and discontinued operations before comparing companies.",
      "observations": [
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 120574000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 146962000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -104420000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -514778000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -327086000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2015",
          "unit": "CNY"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -101702000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2014",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -16804000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -7235000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -15032000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -42556000,
          "accn": "0001410578-25-000918",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 18738000,
          "accn": "0001104659-24-054013",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 21241000,
          "accn": "0001104659-23-042489",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-06",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -74144000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2016",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInOperatingActivities",
      "taxonomy": "us-gaap",
      "label": "Operating cash flow",
      "kind": "duration",
      "meaning": "Cash generated or used by operating activities. Working-capital timing can make this differ substantially from reported income.",
      "observations": [
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -676063000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 719243000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 397933000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 29781000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 55074000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 28725000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -104020000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2015",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 11814000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 5832000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 559000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -45701000,
          "accn": "0001410578-25-000918",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -105029000,
          "accn": "0001104659-24-054013",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 104184000,
          "accn": "0001104659-23-042489",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-06",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 57158000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 4332000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 8465000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2017",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PaymentsToAcquirePropertyPlantAndEquipment",
      "taxonomy": "us-gaap",
      "label": "Capital expenditure payments",
      "kind": "duration",
      "meaning": "Cash payments to acquire property, plant and equipment. This taxonomy concept does not capture every form of investment or acquisition.",
      "observations": [
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 24204000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 21957000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 9604000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 17605000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 35392000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 37094000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 25308000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2015",
          "unit": "CNY"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 7472000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2014",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 2294000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 308000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 287000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 5000,
          "accn": "0001410578-25-000918",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 3798000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 3365000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1380000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 2561000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 5440000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 5343000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2016",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "RevenueFromContractWithCustomerExcludingAssessedTax",
      "taxonomy": "us-gaap",
      "label": "Contract revenue excluding tax",
      "kind": "duration",
      "meaning": "Revenue from customer contracts excluding assessed taxes under this specific taxonomy concept. It is not automatically comparable to older revenue tags.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 95601000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 50692000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 27111000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 15048000,
          "accn": "0001410578-25-000918",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 788000,
          "accn": "0001104659-24-054013",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-29",
          "frame": "CY2021",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInFinancingActivities",
      "taxonomy": "us-gaap",
      "label": "Financing cash flow",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net cash from financing activities, including borrowing, repayments and transactions with owners. A positive amount does not establish operating profitability.",
      "observations": [
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -15226000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 10789000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -54536000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 68407000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 260000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 424494000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 125574000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2015",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 218000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 240000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 20484000,
          "accn": "0001410578-25-000918",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -2351000,
          "accn": "0001104659-24-054013",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 1288000,
          "accn": "0001104659-23-042489",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-06",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -7833000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 9949000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 40000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2017",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInInvestingActivities",
      "taxonomy": "us-gaap",
      "label": "Investing cash flow",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net cash from investing activities, including asset purchases, disposals and investment transactions. This differs from capital expenditure payments alone.",
      "observations": [
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 633930000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -734271000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -412910000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -4898000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 10785000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -252113000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -192884000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2015",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -952000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 468000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 2449000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 2508000,
          "accn": "0001410578-25-000918",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 98308000,
          "accn": "0001104659-24-054013",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -105988000,
          "accn": "0001104659-23-042489",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-06",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -59312000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -713000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 1658000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2017",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "RetainedEarningsAccumulatedDeficit",
      "taxonomy": "us-gaap",
      "label": "Retained earnings or deficit",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Accumulated undistributed earnings or deficit at the reporting date. This balance is not cash available for distribution.",
      "observations": [
        {
          "end": "2021-12-31",
          "val": -1931366000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2020-12-31",
          "val": -2051940000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2020Q4I",
          "unit": "CNY"
        },
        {
          "end": "2019-12-31",
          "val": -2198902000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2019Q4I",
          "unit": "CNY"
        },
        {
          "end": "2018-12-31",
          "val": -2094482000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2018Q4I",
          "unit": "CNY"
        },
        {
          "end": "2017-12-31",
          "val": -1753787000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2017Q4I",
          "unit": "CNY"
        },
        {
          "end": "2016-12-31",
          "val": -1172976000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2016Q4I",
          "unit": "CNY"
        },
        {
          "end": "2015-12-31",
          "val": -569962000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2015Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": -370404000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": -353600000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": -346365000,
          "accn": "0001410578-25-000918",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": -331166000,
          "accn": "0001104659-24-054013",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": -288610000,
          "accn": "0001104659-23-042489",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-06",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": -314474000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": -315853000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": -304630000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": -269552000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": -168943000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2016Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "WeightedAverageNumberOfSharesOutstandingBasic",
      "taxonomy": "us-gaap",
      "label": "Basic weighted-average shares",
      "kind": "duration",
      "unitKind": "shares",
      "meaning": "Time-weighted shares used for basic earnings per share. This denominator differs from shares outstanding at a single reporting date.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 355001931,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 347119359,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 341070214,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 335640275,
          "accn": "0001410578-25-000918",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 328484502,
          "accn": "0001104659-24-054013",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-29",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 319553690,
          "accn": "0001104659-23-042489",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-06",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 308364918,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 304542400,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2018",
          "unit": "shares"
        }
      ]
    },
    {
      "tag": "WeightedAverageNumberOfDilutedSharesOutstanding",
      "taxonomy": "us-gaap",
      "label": "Diluted weighted-average shares",
      "kind": "duration",
      "unitKind": "shares",
      "meaning": "Weighted-average shares used for diluted earnings per share. Potential shares are included under the applicable dilution rules, not simply added to outstanding shares.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 355001931,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 347119359,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 341070214,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 335640275,
          "accn": "0001410578-25-000918",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 328484502,
          "accn": "0001104659-24-054013",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-29",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 319553690,
          "accn": "0001104659-23-042489",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-06",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 308364918,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 304542400,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2018",
          "unit": "shares"
        }
      ]
    },
    {
      "tag": "EarningsPerShareBasic",
      "taxonomy": "us-gaap",
      "label": "Basic earnings per share",
      "kind": "duration",
      "unitKind": "per-share",
      "meaning": "Reported earnings or loss per basic common share or unit. Inspect attribution, share classes and restatements before comparing periods. This is not a market return.",
      "observations": [
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 0.37,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021",
          "unit": "CNY/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 0.46,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2020",
          "unit": "CNY/shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -0.34,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2019",
          "unit": "CNY/shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -1.37,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2018",
          "unit": "CNY/shares"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -0.05,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -0.02,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -0.04,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 0.06,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 0.07,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2020",
          "unit": "USD/shares"
        }
      ]
    },
    {
      "tag": "EarningsPerShareDiluted",
      "taxonomy": "us-gaap",
      "label": "Diluted earnings per share",
      "kind": "duration",
      "unitKind": "per-share",
      "meaning": "Reported earnings or loss per share under dilution rules. Antidilutive instruments may be excluded. A diluted value can equal the basic value without implying no potential dilution.",
      "observations": [
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 0.35,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021",
          "unit": "CNY/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 0.43,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2020",
          "unit": "CNY/shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -0.34,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2019",
          "unit": "CNY/shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -1.37,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2018",
          "unit": "CNY/shares"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -0.05,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -0.02,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -0.04,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 0.06,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 0.07,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2020",
          "unit": "USD/shares"
        }
      ]
    },
    {
      "tag": "IncomeTaxExpenseBenefit",
      "taxonomy": "us-gaap",
      "label": "Income tax expense or benefit",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Current and deferred income tax expense or benefit for continuing operations. This accounting expense differs from cash taxes paid.",
      "observations": [
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -46139000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -4101000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 5068000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 3880000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 4342000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 1616000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 4903000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2015",
          "unit": "CNY"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 6882000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2014",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 1242000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 276000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 118000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 60000,
          "accn": "0001410578-25-000918",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 100000,
          "accn": "0001104659-24-054013",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -629000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 728000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 565000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 667000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 233000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2016",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PropertyPlantAndEquipmentNet",
      "taxonomy": "us-gaap",
      "label": "Net property, plant and equipment",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Carrying amount of property, plant and equipment after accumulated depreciation, depletion and amortization. It is not replacement cost or market value.",
      "observations": [
        {
          "end": "2021-12-31",
          "val": 17017000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2020-12-31",
          "val": 21175000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2020Q4I",
          "unit": "CNY"
        },
        {
          "end": "2019-12-31",
          "val": 20336000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2019Q4I",
          "unit": "CNY"
        },
        {
          "end": "2018-12-31",
          "val": 35341000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2018Q4I",
          "unit": "CNY"
        },
        {
          "end": "2017-12-31",
          "val": 49009000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2017Q4I",
          "unit": "CNY"
        },
        {
          "end": "2016-12-31",
          "val": 41576000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2016Q4I",
          "unit": "CNY"
        },
        {
          "end": "2015-12-31",
          "val": 25012000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2015Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 1998000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 363000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 138000,
          "accn": "0001410578-25-000918",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 25000,
          "accn": "0001104659-24-054013",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 148000,
          "accn": "0001104659-23-042489",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-06",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 3245000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 2921000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 5140000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 7533000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 5988000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2016Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "ShareBasedCompensation",
      "taxonomy": "us-gaap",
      "label": "Share-based compensation expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Reported noncash expense for share-based payment arrangements. Noncash treatment does not mean the awards have no economic cost to shareholders.",
      "observations": [
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 27050000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 26734000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 16732000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 27886000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 35069000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 48242000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 1331000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 934000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 910000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 712000,
          "accn": "0001410578-25-000918",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 219000,
          "accn": "0001104659-24-054013",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 0,
          "accn": "0001104659-23-042489",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-06",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 2403000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 4056000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 5390000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 6949000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2016",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingIncomeLoss",
      "taxonomy": "us-gaap",
      "label": "Operating income or loss",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Operating revenue less operating expenses for the reporting period. It excludes items outside the reported operating result and is not free cash flow.",
      "observations": [
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 49301000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 104419000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -107555000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -404681000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -570790000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -512132000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -321830000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2015",
          "unit": "CNY"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -93607000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2014",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -14429000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -8046000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -13663000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -12358000,
          "accn": "0001410578-25-000918",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -4592000,
          "accn": "0001104659-24-054013",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 16002000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -15450000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -58858000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -87730000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -73763000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2016",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AssetsCurrent",
      "taxonomy": "us-gaap",
      "label": "Current assets",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Assets classified as current under the normal operating cycle or one-year boundary. Not all current assets can be converted immediately into cash.",
      "observations": [
        {
          "end": "2021-12-31",
          "val": 964324000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2020-12-31",
          "val": 1617683000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2020Q4I",
          "unit": "CNY"
        },
        {
          "end": "2019-12-31",
          "val": 1190503000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2019Q4I",
          "unit": "CNY"
        },
        {
          "end": "2018-12-31",
          "val": 954634000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2018Q4I",
          "unit": "CNY"
        },
        {
          "end": "2017-12-31",
          "val": 708361000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2017Q4I",
          "unit": "CNY"
        },
        {
          "end": "2016-12-31",
          "val": 712789000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2016Q4I",
          "unit": "CNY"
        },
        {
          "end": "2015-12-31",
          "val": 256081000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2015Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 60397000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 40094000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 29783000,
          "accn": "0001410578-25-000918",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 26567000,
          "accn": "0001104659-24-054013",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 151249000,
          "accn": "0001104659-23-042489",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-06",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 247921000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 171005000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 138846000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 108873000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 102663000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2016Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "InterestExpense",
      "taxonomy": "us-gaap",
      "label": "Interest expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Borrowing costs recognized as interest expense. This is distinct from cash interest paid and may not include every capitalized borrowing cost.",
      "observations": [
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 66000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 9451000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 9936000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 12542000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 10000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1358000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2019",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "LiabilitiesCurrent",
      "taxonomy": "us-gaap",
      "label": "Current liabilities",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Obligations classified as current under the operating-cycle or one-year boundary. The balance includes more than short-term borrowing.",
      "observations": [
        {
          "end": "2021-12-31",
          "val": 1893848000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2020-12-31",
          "val": 3018114000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2020Q4I",
          "unit": "CNY"
        },
        {
          "end": "2019-12-31",
          "val": 2418552000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2019Q4I",
          "unit": "CNY"
        },
        {
          "end": "2018-12-31",
          "val": 1885627000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2018Q4I",
          "unit": "CNY"
        },
        {
          "end": "2017-12-31",
          "val": 1424348000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2017Q4I",
          "unit": "CNY"
        },
        {
          "end": "2016-12-31",
          "val": 838860000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2016Q4I",
          "unit": "CNY"
        },
        {
          "end": "2015-12-31",
          "val": 369048000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2015Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 95356000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 56903000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 39130000,
          "accn": "0001410578-25-000918",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 20510000,
          "accn": "0001104659-24-054013",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 297042000,
          "accn": "0001104659-23-042489",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-06",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 462546000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 347403000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 274252000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 218918000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 120820000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2016Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Goodwill",
      "taxonomy": "us-gaap",
      "label": "Goodwill carrying amount",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Recognized goodwill remaining after accumulated impairment. It arises from business combinations and does not measure the current value of the company’s brand.",
      "observations": [
        {
          "end": "2020-12-31",
          "val": 4223000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2020Q4I",
          "unit": "CNY"
        },
        {
          "end": "2019-12-31",
          "val": 4223000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2019Q4I",
          "unit": "CNY"
        },
        {
          "end": "2018-12-31",
          "val": 4223000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2018Q4I",
          "unit": "CNY"
        },
        {
          "end": "2017-12-31",
          "val": 4223000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2017Q4I",
          "unit": "CNY"
        },
        {
          "end": "2016-12-31",
          "val": 4223000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2016Q4I",
          "unit": "CNY"
        },
        {
          "end": "2015-12-31",
          "val": 4223000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2015Q4I",
          "unit": "CNY"
        },
        {
          "end": "2020-12-31",
          "val": 647000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 607000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 614000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 649000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 608000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2016Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "FiniteLivedIntangibleAssetsNet",
      "taxonomy": "us-gaap",
      "label": "Net finite-lived intangible assets",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Finite-lived intangible assets after amortization. This excludes goodwill and should not be combined with indefinite-lived intangible assets without checking scope.",
      "observations": [
        {
          "end": "2021-12-31",
          "val": 11211000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2020-12-31",
          "val": 20302000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2020Q4I",
          "unit": "CNY"
        },
        {
          "end": "2019-12-31",
          "val": 9918000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2019Q4I",
          "unit": "CNY"
        },
        {
          "end": "2018-12-31",
          "val": 11790000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2018Q4I",
          "unit": "CNY"
        },
        {
          "end": "2017-12-31",
          "val": 9686000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2017Q4I",
          "unit": "CNY"
        },
        {
          "end": "2016-12-31",
          "val": 4629000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2016Q4I",
          "unit": "CNY"
        },
        {
          "end": "2015-12-31",
          "val": 2608000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2015Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 68000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 80000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 92000,
          "accn": "0001410578-25-000918",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 104000,
          "accn": "0001104659-24-054013",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 116000,
          "accn": "0001104659-23-042489",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-06",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 3111000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 1425000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 1715000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 1489000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 667000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2016Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PaymentsForRepurchaseOfCommonStock",
      "taxonomy": "us-gaap",
      "label": "Common-stock repurchase payments",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Cash paid to reacquire common stock during the period. This is not an authorization limit or a direct measure of the net change in share count.",
      "observations": [
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 20346000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 23116000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 6011000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 3193000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 3543000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 863000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2019",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingExpenses",
      "taxonomy": "us-gaap",
      "label": "Operating expenses",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Recurring operating costs under this accounting concept, generally excluding production costs included in cost of sales. Check filing presentation before combining expense subtotals.",
      "observations": [
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 1597417000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 1412673000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1146125000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 1139290000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 1104662000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 783256000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 416837000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2015",
          "unit": "CNY"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 123603000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2014",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 85086000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 47574000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 34452000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 24212000,
          "accn": "0001410578-25-000918",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 5250000,
          "accn": "0001104659-24-054013",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 216502000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 164631000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 165703000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 169784000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 112813000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2016",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "InventoryNet",
      "taxonomy": "us-gaap",
      "label": "Net inventory",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Inventory carrying amount after applicable valuation and LIFO reserves. It does not establish realizable selling proceeds or inventory turnover without other inputs.",
      "observations": [
        {
          "end": "2021-12-31",
          "val": 1080000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2020-12-31",
          "val": 1935000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2020Q4I",
          "unit": "CNY"
        },
        {
          "end": "2019-12-31",
          "val": 308000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2019Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": 169000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 297000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 44000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "GrossProfit",
      "taxonomy": "us-gaap",
      "label": "Gross profit",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Revenue less the costs directly attributed to the goods or services sold. It precedes other operating expenses and is not net income.",
      "observations": [
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 1623495000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 1473678000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1038570000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 734609000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 533872000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 271124000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 95007000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2015",
          "unit": "CNY"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 29996000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2014",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 70657000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 39528000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 20789000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 11854000,
          "accn": "0001410578-25-000918",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 658000,
          "accn": "0001104659-24-054013",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 225851000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 149181000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 106845000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 82054000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 39050000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2016",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "ResearchAndDevelopmentExpense",
      "taxonomy": "us-gaap",
      "label": "Research and development expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Research and development costs recognized as expense. Capitalization policies and acquired projects can make this differ from total cash invested in development.",
      "observations": [
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 178750000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 162829000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 157505000,
          "accn": "0001104659-22-054645",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-05-02",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 185000000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 223202000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 152709000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 54597000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2015",
          "unit": "CNY"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 10781000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2014",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 5476000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 3571000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 3088000,
          "accn": "0001104659-26-047273",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-23",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 2865000,
          "accn": "0001410578-25-000918",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 135000,
          "accn": "0001104659-24-054013",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 24955000,
          "accn": "0001104659-21-047321",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-04-07",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 22624000,
          "accn": "0001104659-20-043349",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 26907000,
          "accn": "0001104659-19-023096",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-23",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 34306000,
          "accn": "0001104659-18-025955",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-24",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 21995000,
          "accn": "0001104659-17-025888",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-04-25",
          "frame": "CY2016",
          "unit": "USD"
        }
      ]
    }
  ],
  "source_snapshot": "/company-data/sources/300e06a2494a7386b302429ecbcaee1af90c378c99fdaaef846b0fecb90003e3.json.gz"
}
