RESTRICTED CASH - Summary of restricted cash (Details) - CNY (¥) ¥ in Thousands |
Jun. 30, 2026 |
Dec. 31, 2025 |
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|---|---|---|---|---|
| Non-Current | ||||
| Deposits for renting office | [1] | ¥ 7,001 | ||
| Deposits for letter of guarantee | 3,987 | ¥ 6,487 | ||
| Restricted cash | 10,988 | 6,487 | ||
| Current | ||||
| Deposits for renting office | [1] | 6,488 | ||
| Deposits for letter of guarantee and credit cards | 10,420 | 6,422 | ||
| Restricted cash | ¥ 10,420 | ¥ 12,910 | ||
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