v3.26.1
Income Taxes Expenses - Reconciliation of effective income tax rate (Details) - USD ($)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Reconciliations of effective income tax rate (in percent)      
Statutory income tax rate (in percent) 25.00% 25.00% 25.00%
Foreign Tax Effects (in percent) (7.00%)    
Non-taxable income (in percent) 168.00%    
Valuation allowance (in percent) (1124.00%) 2508.00% (96.00%)
Additional tax deduction (in percent) 902.00% (1099.00%) 47.00%
Effect of different tax rate of subsidiary operation in other jurisdiction (in percent)   (1401.00%) (12.00%)
Non-Deductible expense (in percent) (461.00%) (21.00%) 36.00%
Effective tax rate (in percent) (4.00%) 12.00%  
Reconciliations of effective income tax rate      
Income tax expense at PRC statutory rate $ (18,832)    
Foreign Tax Effects 5,187    
Non-taxable income (126,572)    
Valuation allowance 846,506    
Additional tax deduction (679,494)    
Non-Deductible expense 347,258    
Income tax expense $ 2,851 $ 8,996 $ 20,837
Cayman Islands      
Reconciliations of effective income tax rate (in percent)      
Foreign Tax Effects (in percent) 484.00%    
Reconciliations of effective income tax rate      
Foreign Tax Effects $ (364,132)    
Hong Kong      
Reconciliations of effective income tax rate (in percent)      
Foreign Tax Effects (in percent) 9.00%    
Reconciliations of effective income tax rate      
Foreign Tax Effects $ (7,070)