v3.26.1
STATUTORY RESERVES AND RESTRICTED NET ASSETS - (Details) - CNY (¥)
¥ in Thousands
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
STATUTORY RESERVES AND RESTRICTED NET ASSETS    
Required minimum percentage of annual appropriations 10.00%  
Statutory threshold percentage of the reserve fund to the registered capital of the respective company, above which the appropriation is not required 50.00%  
Statutory reserves ¥ 0 ¥ 0
Restricted net assets ¥ 4,030,651