v3.26.1
Inventories, Net
12 Months Ended
Dec. 31, 2025
Inventories, Net [Abstract]  
INVENTORIES, NET

6. INVENTORIES, NET

 

Inventories consisted of the following:

 

   As of December 31, 
   2024   2025 
   RMB   RMB   US$ 
Finished goods   17,737    13,542    1,937 
Work in process   33,054    17,689    2,529 
Raw materials   7,429    7,935    1,135 
    58,220    39,166    5,601 

 

During the years ended December 31, 2023, 2024 and 2025, the Company recorded inventory write-down of RMB10,026, RMB5,962 and RMB12,801 (US$1,831) for the obsolete inventories, respectively.