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Significant Accounting Policies - Statutory reserves (Details) - CNY (¥) ¥ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Significant Accounting Policies |  |  |
Appropriations to general reserve funds and statutory surplus funds | ¥ 11,552 | ¥ 6,737 | ¥ 4,421
Minimum |  |  |
Significant Accounting Policies |  |  |
After tax profit to be transferred to statutory surplus fund (as a percent) | 10.00% |  |
After tax profit to be transferred to general reserve fund (as a percent) | 10.00% |  |
Maximum |  |  |
Significant Accounting Policies |  |  |
Limit of surplus fund as a percentage of registered capital, beyond which no further appropriation is required | 50.00% |  |
Limit of general reserve fund as a percentage of registered capital, beyond which no further appropriation is required | 50.00% |  |

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- Definition Amount of appropriations made to general reserve funds and statutory surplus funds. + References No definition available. + Details
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- Definition Limit of general reserve fund as a percentage of registered capital, beyond which no further appropriation is required. + References No definition available. + Details
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- Definition Percentage of profit to be appropriated to general reserve fund. + References No definition available. + Details
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- Definition Percentage of profit after tax to be appropriated as statutory surplus fund. + References No definition available. + Details
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- Definition Limit of surplus fund as a percentage of registered capital, beyond which no further appropriation is required. + References No definition available. + Details
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