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Advances from customers and deferred revenue (Tables)
12 Months Ended
Dec. 31, 2025
Advances from customers and deferred revenue  
Schedule of advances from customers and deferred revenue

December 31, 

  ​ ​ ​

2024

  ​ ​ ​

2025

RMB

RMB

Deferred revenue, current

 

263,603

 

222,724

Advances from customers

 

2,025

 

5,443

Total current advances from customers and deferred revenue

 

265,628

 

228,167

Deferred revenue, non-current

 

35,786

 

31,824

Total non-current deferred revenue

 

35,786

 

31,824