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ACCOUNTS RECEIVABLE - Additional Information (Details)
¥ in Thousands, $ in Thousands
Dec. 31, 2024
CNY (¥)
Dec. 31, 2024
USD ($)
Dec. 31, 2023
CNY (¥)
Accounts receivable | Bank borrowings      
ACCOUNTS RECEIVABLE      
Assets pledged as collateral ¥ 14,745 $ 2,020 ¥ 13,312