ACCOUNTS RECEIVABLE, NET - Movement in the allowance for credit losses (Details) ¥ in Thousands, $ in Thousands |
12 Months Ended | |||
|---|---|---|---|---|
|
Dec. 31, 2025
CNY (¥)
|
Dec. 31, 2025
USD ($)
|
Dec. 31, 2024
CNY (¥)
|
Dec. 31, 2023
CNY (¥)
|
|
| Movement in the allowance for credit losses | ||||
| Balance at beginning of the year | ¥ 5,569 | $ 796 | ¥ 5,926 | ¥ 5,407 |
| Provisions/(reversals) | (199) | (28) | (357) | 519 |
| Write-off of uncollectible receivables | (4,815) | (689) | ||
| Balance at end of the year | ¥ 555 | $ 79 | ¥ 5,569 | ¥ 5,926 |