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Intangible Assets, Net
 12 Months Ended
Dec. 31, 2024
IntangibleAssets [Abstract]  
Intangible Assets, Net
9
INTANGIBLE ASSETS, NET
Intangible assets consist of the following:
 
    
As of December 31,
  
    
2023
     
2024
  
    
RMB
     
RMB
     
US$
  
Computer software
      11,590        12,429        1,704  
Accumulated amortization
      (10,626 )       (11,442 )       (1,568 ) 
Accumulated impairment
      —         (566 )       (78 ) 
  
 
 
     
 
 
     
 
 
  
  
 
964
 
   
 
421
 
   
 
58
 
  
 
 
     
 
 
     
 
 
  
Amortization expenses recognized for the years ended December 31, 2022, 2023 and 2024 were RMB3,349, RMB1,948 and RMB813 (US$111), respectively. As of December 31, 2024, estimated amortization expenses of the ex
isti
ng intangible assets for each of the next five years was RMB231, RMB119, RMB71, nil and nil, respectively.