v3.26.1
Goodwill and Intangible assets (Tables)
12 Months Ended
Dec. 31, 2025
Goodwill and Intangible assets  
Schedule of intangible assets

As of December 31, 

2024

2025

  ​ ​ ​

RMB

  ​ ​ ​

RMB

  ​ ​ ​

US$

Computer software, systems and technology

14,814

15,238

2,179

Brand

 

10,300

 

10,300

 

1,473

Customer relationships

 

13,800

 

13,800

 

1,973

Less: Accumulated amortization

 

(25,147)

 

(29,372)

 

(4,200)

Total intangible assets, net

 

13,767

 

9,966

 

1,425

Schedule of estimated amortization expense related to the existing intangible assets

  ​ ​ ​

RMB

  ​ ​ ​

US$

For the year ending December 31, 2026

4,128

590

2027

 

1,524

 

218

2028

 

1,035

 

148

2029

 

1,030

 

147

2030

1,030

147