v3.26.1
Income Taxes - Schedule of Effective Income Tax Rate (Details) - USD ($)
6 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Effective Income Tax Rate Reconciliation [Line Items]    
Statutory tax rate of BVI (0%), amount
Statutory tax rate of BVI (0%), percentage  
Foreign jurisdiction — Hong Kong Profits Tax (16.5%), amount   793,887
HK two-tiered profits tax regime, amount $ (21,154)  
HK two-tiered profits tax regime, percentage (343.40%)  
Non-deductible expenses, amount $ 57,879 38,520
Non-deductible expenses, percentage 939.60%  
Non-taxable income, amount $ (27,584)  
Non-taxable income, percentage (447.80%)  
Foreign jurisdiction – the PRC Profits Tax (5%), amount   793,887
Change in valuation allowance of deferred income tax assets, amount $ 740  
Change in valuation allowance of deferred income tax assets, percentage 12.00%  
Effect of rates different than statutory, amount $ (1,125) 92,471
Effect of rates different than statutory, percentage (18.30%)  
Total income tax expenses and effective income tax rate, amount $ 37,047 $ 110,177
Total income tax expenses and effective income tax rate, percentage 601.40%  
Hong Kong Profits Tax [Member]    
Effective Income Tax Rate Reconciliation [Line Items]    
Foreign jurisdiction — Hong Kong Profits Tax (16.5%), amount $ 28,291  
Foreign jurisdiction — Hong Kong Profits Tax (16.5%), percentage 459.30%  
Foreign jurisdiction – the PRC Profits Tax (5%), amount $ 28,291  
Foreign jurisdiction – the PRC Profits Tax (5%), percentage 459.30%  
The PRC Profits Tax [Member]    
Effective Income Tax Rate Reconciliation [Line Items]    
Foreign jurisdiction — Hong Kong Profits Tax (16.5%), amount  
Foreign jurisdiction — Hong Kong Profits Tax (16.5%), percentage  
Foreign jurisdiction – the PRC Profits Tax (5%), amount  
Foreign jurisdiction – the PRC Profits Tax (5%), percentage