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CASH AND CASH EQUIVALENTS (Tables)
12 Months Ended
Dec. 31, 2022
CASH AND CASH EQUIVALENTS  
Summary of cash and cash equivalents

    

As of December 31, 2021

    

As of December 31, 2022

RMB

RMB

    

Amount

    

equivalent

    

Amount

    

equivalent

RMB

 

238,386

 

238,386

 

440,557

 

440,557

US$

 

54,671

 

348,569

 

42,584

 

296,582

Total

 

 

586,955

 

  

 

737,139