v3.26.3
Fair value measurements (Tables)
6 Months Ended
Jun. 30, 2026
Fair value measurements  
Schedule of assets measured at fair value

Fair value measurement at June 30, 2026 using

Quoted prices in

Significant

Total Fair

active markets

other

Significant

Value at

for identical

observable

unobservable

Fair value

June 30, 2026

assets (Level 1)

inputs (Level 2)

inputs (Level 3)

adjustment

 

RMB

 

US$

 

RMB

 

RMB

 

RMB

 

RMB

  ​ ​ ​

(Unaudited)

  ​ ​ ​

(Unaudited)

  ​ ​ ​

(Unaudited)

  ​ ​ ​

(Unaudited)

  ​ ​ ​

(Unaudited)

  ​ ​ ​

(Unaudited)

Fair value measurements on a recurring basis:

 

  ​

 

  ​

 

  ​

 

  ​

 

  ​

 

  ​

Derivative assets

 

80

 

12

 

 

80

 

 

80

Equity investment with readily determinable fair value

 

5,062

 

746

 

 

5,062

 

 

(28)

Digital assets

 

570

 

84

 

570

 

 

 

(1)

Total assets measured at fair value

 

5,712

 

842

 

570

 

5,142

 

 

51