v3.26.1
INTANGIBLE ASSETS, NET (Details) - CNY (¥)
¥ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Finite Lived Intangible Assets      
Total cost ¥ 289,896 ¥ 289,896  
Less: accumulated amortization and impairment (188,987) (37,307)  
Total intangible assets, net 100,909 252,589  
Amortization expenses of intangible assets 31,900 33,500 ¥ 2,200
Impairment loss ¥ 119,800    
Impairment, Intangible Asset, Finite-Lived, Statement of Income or Comprehensive Income [Extensible Enumeration] General and Administrative Expense    
Customer relationships      
Finite Lived Intangible Assets      
Total cost ¥ 94,000 94,000  
Trademarks      
Finite Lived Intangible Assets      
Total cost 92,587 92,587  
Technology      
Finite Lived Intangible Assets      
Total cost 80,000 80,000  
Non-compete agreements      
Finite Lived Intangible Assets      
Total cost 21,400 21,400  
Database      
Finite Lived Intangible Assets      
Total cost 1,000 1,000  
Domains      
Finite Lived Intangible Assets      
Total cost ¥ 909 ¥ 909