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LICENSE ASSET (Tables)
12 Months Ended
Dec. 31, 2025
LICENSE ASSET  
Schedule of license asset

  ​ ​ ​

December 31, 

  ​ ​ ​

December 31, 

  ​ ​ ​

December 31, 

2024

2025

2025

RMB

RMB

US$

(in thousands)

(Note 3)

Total

 

9,000