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Property, Plant and Equipment, Net
 6 Months Ended
Jun. 30, 2024
Property, Plant and Equipment, Net [Abstract]  
PROPERTY, PLANT AND EQUIPMENT, NET

9. PROPERTY, PLANT AND EQUIPMENT, NET

 

Property and equipment consisted of the following:

 

   December 31, 2023   June 30, 2024 
   RMB   RMB   US$ 
       （Unaudited） 
Leasehold improvements   754    754    104 
Computer and network equipment   1,930    1,939    267 
Manufacturing equipment   12,501    14,006    1,927 
Office equipment   187    291    40 
Motor vehicles   3,914    3,559    490 
Construction in process   1,056    
-
    
-
 
    20,342    20,549    2,828 
Less: loss of impairment   (1,896)   (1,896)   (261)
Less: Accumulated depreciation   (6,682)   (9,147)   (1,259)
    11,764    9,506    1,308 

 

For the six months ended June 30, 2023 and 2024, the Group recorded depreciation expenses of RMB1,269 and RMB2,606 (US$359), respectively.

 

The loss of the impairment was due to the permanent withdrawn of a production line made in 2023.