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ACCOUNTS RECEIVABLE, NET
12 Months Ended
Dec. 31, 2020
ACCOUNTS RECEIVABLE, NET  
ACCOUNTS RECEIVABLE, NET

6. ACCOUNTS RECEIVABLE, NET

Accounts receivable consisted of the following:

 

 

 

 

 

 

 

    

As of December 31, 

 

    

2019

    

2020

 

    

RMB

    

RMB

 

 

 

 

 

Accounts receivable

 

20,932

 

27,219

Less: Allowance for doubtful accounts

 

(2,993)

 

(6,247)

Accounts receivable, net

 

17,939

 

20,972

 

Allowance for doubtful accounts:

 

 

 

 

 

 

 

    

As of December 31, 

 

    

2019

    

2020

 

    

RMB

    

RMB

 

 

 

 

 

Balance at beginning of year

 

(3,535)

 

(2,993)

Addition

 

(3,220)

 

(7,857)

Written off

 

3,762

 

4,603

Balance at end of year

 

(2,993)

 

(6,247)