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Income Taxes - Schedule of Reconciles Hong Kong Statutory Rates (Details) - USD ($)
 12 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2023
Income (Loss) Attributable to Parent, before Tax [Abstract]      
Profit before income taxes $ 188,153 $ 958,424 $ 963,596
Hong Kong Profits Tax rate 16.50% 16.50% 16.50%
Income taxes computed at Hong Kong Profits Tax rate $ 31,045 $ 158,140 $ 158,993
Reconciling items:      
Tax effect of income that is not taxable [1] (1,693)
Tax effect of expenses that are not deductible 24,174 1,011
Effect of two-tier Tax Rate (21,120)
Income tax expense $ 55,219 $ 138,031 $ 157,300
[1] Income that is not taxable mainly consisted of interest and government subsidies which are non-taxable under Hong Kong income tax law.