{
  "schema": "canli.company-reference.v1",
  "cik": "0001872302",
  "name": "Nano Labs Ltd",
  "selection_policy": "extended-v22",
  "source_url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0001872302.json",
  "source_sha256": "a42cf6e4ab39ff39db0643ebd1fe58cee94809f0e33e947103b98505633ee4ac",
  "fetched_at": "2026-09-21T17:39:55.174Z",
  "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.",
  "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": "2025-12-31",
          "val": 1119504342,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": 615933492,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": 350300231,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2022-12-31",
          "val": 367242664,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2022Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": 909832733,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 159273894,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 85684364,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 49458573,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 52729898,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022Q4I",
          "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": "2025-12-31",
          "val": 378606127,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": 383025668,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": 366561581,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2022-12-31",
          "val": 202828264,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2022Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": 934494408,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 53864974,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 53283855,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 51754498,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 29122741,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022Q4I",
          "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": "2025-12-31",
          "val": 748293942,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": 230789121,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": -14732998,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2022-12-31",
          "val": 164414400,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2022Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": -24661675,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 106461123,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 32105770,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": -2080138,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 23607157,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022Q4I",
          "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": "2025-12-31",
          "val": 8502357,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": 32431081,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": 48164664,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2022-12-31",
          "val": 87811272,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2022Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": 233853654,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 1209646,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 4511585,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 6800325,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 12608229,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022Q4I",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": 135466040,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "CNY"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -113187048,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -252823772,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 31118886,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -174944484,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -37704077,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 19272998,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -15745793,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -35695959,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 4468151,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": -108268892,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "CNY"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -139329150,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -133473937,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -274940789,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 71732868,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -3027899,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -15403609,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -19382498,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -18845065,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -39476896,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": 46283,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "CNY"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 36367661,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 105482822,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 17531162,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 8692683,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 936776,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 6585,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 5059215,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 14893024,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 2517181,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Revenues",
      "taxonomy": "us-gaap",
      "label": "Revenue",
      "kind": "duration",
      "meaning": "Revenue under this specific accounting concept. A missing value is not zero; filers can use other revenue concepts.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 27006744,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "CNY"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 40595916,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 78335376,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 983168898,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 39440897,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 3842298,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 5647420,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 11060101,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023",
          "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": "2022-01-01",
          "end": "2022-12-31",
          "val": 983168898,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 39440897,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 2126676,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 141166599,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": 382392050,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "CNY"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 375982804,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 199520201,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 160996502,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 164896124,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 29365000,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 54403604,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 52304103,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 28170077,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 23116403,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": -296191311,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "CNY"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -256765541,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -105482822,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -33182870,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -36046123,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -1646776,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -42139670,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -35719428,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -14893024,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -4764504,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022",
          "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": "2025-12-31",
          "val": -429752701,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": -565218741,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": -452031693,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2022-12-31",
          "val": -199207921,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2022Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": -223679698,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": -61141689,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": -78629283,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": -63821945,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": -28602923,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022Q4I",
          "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": 19858117,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 8049592,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 5888507,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 5324450,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 44938990,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 79249000,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2020",
          "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": 19862161,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 8049592,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 5888507,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 5330761,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 44938990,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 79249000,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2020",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": 6.82,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "CNY/shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -14.06,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024",
          "unit": "CNY/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -42.94,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2023",
          "unit": "CNY/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 5.84,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2022",
          "unit": "CNY/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -3.89,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2021",
          "unit": "CNY/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -0.48,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2020",
          "unit": "CNY/shares"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 0.97,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -1.96,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -0.61,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 0.04,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": 6.82,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "CNY/shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -14.06,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024",
          "unit": "CNY/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -42.94,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2023",
          "unit": "CNY/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 5.84,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2022",
          "unit": "CNY/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -3.89,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2021",
          "unit": "CNY/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -0.48,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2020",
          "unit": "CNY/shares"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 0.97,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -1.96,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -0.61,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 0.04,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022",
          "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": "2023-01-01",
          "end": "2023-12-31",
          "val": -17394,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 0,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 0,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 2293,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -2456,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 0,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022",
          "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": "2025-12-31",
          "val": 182630671,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": 197341915,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": 169653582,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2022-12-31",
          "val": 21426955,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2022Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": 7249044,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 25983194,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 27452829,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 23953236,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 3076552,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022Q4I",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": 73013,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "CNY"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 401520,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 718411,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 9347347,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 19344,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 214882,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 10388,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 55857,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 101432,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 1342123,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": 71393236,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "CNY"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -114255886,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -260785294,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 20684220,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -178785887,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -36915952,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 10157244,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -13704263,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -36820039,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 2969907,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022",
          "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": "2025-12-31",
          "val": 430865025,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": 337692972,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": 125490807,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2022-12-31",
          "val": 288650599,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2022Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": 893428024,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 61299941,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 51004757,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 17717934,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 41445394,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022Q4I",
          "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": "2025-12-31",
          "val": 206006543,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": 209424682,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": 242570126,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2022-12-31",
          "val": 183640833,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2022Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": 932372051,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 29308921,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 29133699,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 34248257,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 26367747,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AccountsPayableCurrent",
      "taxonomy": "us-gaap",
      "label": "Current accounts payable",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Current amounts owed to suppliers for goods and services received. This is one component of current liabilities, not all accrued obligations.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 19424629,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": 18101451,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": 16875586,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2022-12-31",
          "val": 15292843,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2022Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": 2837638,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 2763577,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 2518147,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 2382649,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 2195796,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022Q4I",
          "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": "2025-12-31",
          "val": 45759600,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": 46745444,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": 47731288,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2022-12-31",
          "val": 48717132,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2022Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": 0,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 6510300,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 6502900,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 6739137,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 6994964,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AccountsReceivableNetCurrent",
      "taxonomy": "us-gaap",
      "label": "Net current accounts receivable",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Current customer receivables after the allowance for credit loss. The balance is not cash collected or a guarantee of collection.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 281446,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": 572803,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": 1739065,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 40042,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 79683,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 245537,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023Q4I",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": -111183533,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "CNY"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 125858201,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 157336094,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 209480499,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 174696076,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 37772084,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -15818281,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 15318296,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 22214140,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 30077894,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022",
          "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": "2025-12-31",
          "val": 13693374,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": 29866418,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": 12874986,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2022-12-31",
          "val": 102201746,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2022Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": 213870251,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 1948181,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 4154807,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 1817808,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 14674460,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022Q4I",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": -39790297,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "CNY"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 11602315,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -103449200,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 230164719,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -4089811,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 856132,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -5661037,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 1614033,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -14605899,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 33047801,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "CostOfRevenue",
      "taxonomy": "us-gaap",
      "label": "Cost of revenue",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Costs attributed to goods produced and sold and services provided during the period. This is not the sum of every operating expense.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 66797041,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "CNY"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 28993601,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 181784576,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 753004179,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 43530708,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 1270544,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 9503335,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 4033387,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 25666000,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 108118798,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": 8057816,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "CNY"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 50145125,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2024",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 88601470,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 131851602,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 145455181,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 34476484,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 1146400,
          "accn": "0001213900-26-042816",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-13",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 6975840,
          "accn": "0001213900-25-031065",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 12509561,
          "accn": "0001213900-24-047062",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2024-05-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 18931683,
          "accn": "0000950170-23-013293",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-18",
          "frame": "CY2022",
          "unit": "USD"
        }
      ]
    }
  ],
  "source_snapshot": "/company-data/sources/a42cf6e4ab39ff39db0643ebd1fe58cee94809f0e33e947103b98505633ee4ac.json.gz"
}
