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SIGNIFICANT ACCOUNTING POLICIES - Employee benefits & taxation (Details) - CNY (¥) ¥ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
SIGNIFICANT ACCOUNTING POLICIES |  |  |
Employee social security and welfare benefits | ¥ 251.0 | ¥ 159.1 | ¥ 59.3
Product | Maximum |  |  |
SIGNIFICANT ACCOUNTING POLICIES |  |  |
VAT rate | 20.00% |  |
Product | Minimum |  |  |
SIGNIFICANT ACCOUNTING POLICIES |  |  |
VAT rate | 9.00% |  |
Service | Maximum |  |  |
SIGNIFICANT ACCOUNTING POLICIES |  |  |
VAT rate | 6.00% |  |
Service | Minimum |  |  |
SIGNIFICANT ACCOUNTING POLICIES |  |  |
VAT rate | 1.00% |  |

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- Definition Amount of expense incurred in connection with the employee social security and welfare benefits. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Percentage of value added tax on revenues. + References No definition available. + Details
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