SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Government subsidies (Details) ¥ in Thousands, $ in Thousands |
12 Months Ended | |||
|---|---|---|---|---|
|
Dec. 31, 2025
CNY (¥)
|
Dec. 31, 2025
USD ($)
|
Dec. 31, 2024
CNY (¥)
|
Dec. 31, 2023
CNY (¥)
|
|
| SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES | ||||
| Government subsidies received and recognized | ¥ 9,762 | $ 1,396 | ¥ 5,908 | ¥ 12,413 |