v3.26.3
CASH, CASH EQUIVALENTS AND TIME DEPOSITS - Additional Information (Details)
¥ in Millions
6 Months Ended
Jun. 30, 2026
CNY (¥)
Jun. 30, 2025
CNY (¥)
Jun. 30, 2026
$ / shares
Dec. 31, 2024
$ / shares
CASH, CASH EQUIVALENTS AND TIME DEPOSITS        
Purchase of right-of-use assets | ¥ ¥ 105.5 ¥ 27.9    
Par value per share | $ / shares     $ 0.00001  
Disposal of property and equipment included in amounts due from related parties | ¥ ¥ 13.6 ¥ 1.4    
Ordinary shares        
CASH, CASH EQUIVALENTS AND TIME DEPOSITS        
Par value per share | $ / shares       $ 4.53