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

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Fair value measurement at June 30, 2026 using

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Quoted prices in

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Significant

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Total Fair

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active markets

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other

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Significant

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Value at

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for identical

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observable

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unobservable

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Fair value

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June 30, 2026

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assets (Level 1)

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inputs (Level 2)

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inputs (Level 3)

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adjustment

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RMB

 

US$

 

RMB

 

RMB

 

RMB

 

RMB

​

  ​ ​ ​

(Unaudited)

  ​ ​ ​

(Unaudited)

  ​ ​ ​

(Unaudited)

  ​ ​ ​

(Unaudited)

  ​ ​ ​

(Unaudited)

  ​ ​ ​

(Unaudited)

Fair value measurements on a recurring basis:

 

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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