v3.22.2.2
Redeemable noncontrolling interests (Tables)
6 Months Ended
Jun. 30, 2022
Noncontrolling Interest [Abstract]  
Summary of redeemable non-controlling interests balance
The following table presents the activity of the redeemable noncontrolling interests balance for the six months ended June 30, 2022:
 
     RMB      US$  
Balance as of January 1, 2022
     —          —    
Initial fair value of redeemable noncontrolling interests
     31,397        4,687  
Net loss attributable to redeemable noncontrolling interest
     (2,061      (308
Adjustment of redeemable noncontrolling interests to redemption value
     2,246        336  
    
 
 
    
 
 
 
Balance as of June 30, 2022
     31,582        4,715