v3.25.2
Income Taxes - Schedule of Income Tax Expense (Details) - PRC [Member] - USD ($)
6 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Effective Income Tax Rate Reconciliation [Line Items]    
Income before taxes $ 65,532 $ 840,527
PRC EIT tax rates 15.00% 15.00%
Tax at the PRC EIT tax rates $ 9,830 $ 126,079
Rate differences in various jurisdictions 50,570 45,789
Tax effect of R&D expenses deduction (160,183) (182,476)
Tax effect of non-taxable investment income and government grant  
Tax effect of non-deductible expenses 14,529 35,413
Income tax expenses (benefits) $ (85,255) $ 24,805