Taxation - Schedule of movement of valuation allowance (Details) - CNY (¥) ¥ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Taxation | |||
| Balance at beginning of the year | ¥ 512,021 | ¥ 428,709 | ¥ 316,469 |
| Additions | 96,078 | 85,458 | 114,815 |
| Reversals | (654) | (2,146) | (2,575) |
| Expiration of loss carry forward and impact of close of subsidiaries | (22,957) | ||
| Balance at end of the year | ¥ 584,488 | ¥ 512,021 | ¥ 428,709 |