v3.26.3
Schedule of expenses by nature (Details) - USD ($)
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Notes and other explanatory information [abstract]    
Purchase and sale of merchandise inventory $ 5,805,607 $ 7,740,725
Employee benefit expenses 1,890,948 1,407,526
Fuel and utility expense 11,684 32,709
Freight expenses 22,767 55,444
Professional service expenses 371,904 196,377
Depreciation expenses 95,869 90,248
Depreciation expenses-right-of-use assets 48,397 110,903
Amortization expenses 29,507 7,782
Other expenses 440,029 793,542
Total expenses by nature $ 8,716,712 $ 10,435,256