Summary of Significant Accounting Policies - Schedule of Exchange Rates Used for Foreign Currency Translation (Details)	3 Months Ended		9 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Location, Statement of Financial Position, Balance [Axis]: AssetsAndLiabilitiesMember \| RMB [Member]
Schedule of Exchange Rates Used for Foreign Currency Translation [Line Items]
Foreign currency exchange rate, translation	6.8109	7.1586	6.8109	7.1586
Location, Statement of Financial Position, Balance [Axis]: AssetsAndLiabilitiesMember \| HKD [Member]
Schedule of Exchange Rates Used for Foreign Currency Translation [Line Items]
Foreign currency exchange rate, translation	7.8417	7.8498	7.8417	7.8498
Location, Statement of Income, Balance [Axis]: RevenueAndExpensesMember \| RMB [Member]
Schedule of Exchange Rates Used for Foreign Currency Translation [Line Items]
Foreign currency exchange rate, translation	6.8304	7.1828	6.9441	7.2725
Location, Statement of Income, Balance [Axis]: RevenueAndExpensesMember \| HKD [Member]
Schedule of Exchange Rates Used for Foreign Currency Translation [Line Items]
Foreign currency exchange rate, translation	7.8371	7.7849	7.8121	7.7801