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Accounts receivable, net (Tables)
12 Months Ended
Dec. 31, 2022
Accounts receivable, net  
Schedule of accounts receivable, net

As of December 31,

    

2021

    

2022

RMB

RMB

Accounts receivable – third parties

 

184,546

422,743

Less: Allowance for doubtful accounts, third parties

 

 

(4,521)

Accounts receivable – third parties, net

 

184,546

 

418,222

Accounts receivable – related parties

 

768,747

 

485,358

Less: Allowance for doubtful accounts

 

 

(2,366)

Accounts receivable – related parties, net

 

768,747

 

482,992

Schedule of movement of the allowance for doubtful accounts of accounts receivables due from related parties

As of December 31,

    

2020

    

2021

    

2022

RMB

RMB

RMB

Balance at the beginning of the year

 

 

Additions

 

360

 

6,887

Write-off

 

(360)

 

Balance at the end of the year

 

 

6,887