v3.26.1
Summary of Significant Principal Accounting Policies (Useful lives of Intangible assets) (Details)
Dec. 31, 2025
Internally developed software | Minimum  
Summary of Significant Principal Accounting Policies  
Intangible asset, useful life 3 years
Internally developed software | Maximum  
Summary of Significant Principal Accounting Policies  
Intangible asset, useful life 10 years
Trademark  
Summary of Significant Principal Accounting Policies  
Intangible asset, useful life 10 years
Supplier relationship  
Summary of Significant Principal Accounting Policies  
Intangible asset, useful life 10 years
Customer relationship | Minimum  
Summary of Significant Principal Accounting Policies  
Intangible asset, useful life 2 years
Customer relationship | Maximum  
Summary of Significant Principal Accounting Policies  
Intangible asset, useful life 10 years
Brand | Minimum  
Summary of Significant Principal Accounting Policies  
Intangible asset, useful life 3 years
Brand | Maximum  
Summary of Significant Principal Accounting Policies  
Intangible asset, useful life 10 years
Technology | Minimum  
Summary of Significant Principal Accounting Policies  
Intangible asset, useful life 3 years
Technology | Maximum  
Summary of Significant Principal Accounting Policies  
Intangible asset, useful life 5 years