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Long Term Deposits and Other Assets
 12 Months Ended
Dec. 31, 2021
Debt Disclosure [Abstract]  
LONG TERM DEPOSITS AND OTHER ASSETS
10. Long term deposits and other Assets

 

Long term deposits and other assets consist of the following:

 

   As of December 31, 
   2020   2021   2021 
   RMB   RMB   USD 
Rent deposits   572    418    66 
Advertising deposits   810    734    115 
Long term deposits and other assets   1,382    1152    181