INCOME TAXES - Movements Of Valuation Allowance (Details) - CNY (¥) ¥ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Valuation Allowance | |||
| Balance at beginning of the year | ¥ 281,696 | ¥ 325,027 | ¥ 354,306 |
| Change of valuation allowance | (59,658) | (43,331) | (29,279) |
| Balance at end of the year | ¥ 222,038 | ¥ 281,696 | ¥ 325,027 |