v3.25.2
CONCENTRATION AND RISKS - Schedule of concentration risk of accounts receivable from related party (Details) - CNY (¥)
¥ in Thousands
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Concentration and risks    
Accounts receivable from a related party ¥ 626,290 ¥ 57,832
Related party | Xiaomi | Accounts Receivable | Credit Risk    
Concentration and risks    
Accounts receivable from a related party ¥ 591,221 ¥ 4,365
Concentration risk, percentage 100.00% 100.00%