v3.26.1
Material accounting policies (Tables)
12 Months Ended
Dec. 31, 2025
Material accounting policies  
Summary of useful lives of assets

  ​ ​ ​

Useful

Life (years)

Improvement in leased assets

 

20

Machinery and equipment

 

10

Furniture and office equipment

 

10

Transportation equipment

 

4

Computer equipment

 

3.3