RESTRICTED NET ASSETS (Details) ¥ in Thousands, $ in Thousands |
Dec. 31, 2025
CNY (¥)
|
Dec. 31, 2025
USD ($)
|
Dec. 31, 2024
CNY (¥)
|
|---|---|---|---|
| RESTRICTED NET ASSETS | |||
| Minimum percentage of after-tax profit allocated to general reserve fund for PRC entities | 10.00% | 10.00% | |
| Maximum percentage criteria for appropriation of after-tax profit of Chinese subsidiaries to general reserve fund for PRC entities | 50.00% | 50.00% | |
| Amount transferred to PRC statutory reserve funds | ¥ 8,463 | $ 1,210 | ¥ 8,395 |
| Net assets subject to restriction | ¥ 309,296 | $ 44,229 | |
| Percentage of restricted investments | 31.08% | 31.08% |