XML 60 R41.htm IDEA: XBRL DOCUMENT v3.25.2
Summary of significant accounting policies (Tables)
12 Months Ended
Dec. 31, 2024
Summary of significant accounting policies  
Summary of estimated useful lives

 

 

Estimated useful life

Property

 

20 years

Leasehold improvement

 

5 years

Vehicles

 

5 years

Office equipment and furniture

 

3-5 years