v3.26.1
Property, Plant and Equipment, Net - Schedule of Property, Plant and Equipment, Net (Details) - USD ($)
Mar. 31, 2026
Sep. 30, 2025
Schedule of Property, Plant and Equipment, Net [Line Items]    
Property, plant and equipment, Subtotal $ 11,139,204 $ 10,487,306
Less: accumulated depreciation (7,351,637) (6,903,753)
Property, plant and equipment, net 3,787,567 3,583,553
Buildings [Member]    
Schedule of Property, Plant and Equipment, Net [Line Items]    
Property, plant and equipment, Subtotal 8,005,613 7,583,912
Machinery and equipment [Member]    
Schedule of Property, Plant and Equipment, Net [Line Items]    
Property, plant and equipment, Subtotal 2,456,548 2,262,271
Automobiles [Member]    
Schedule of Property, Plant and Equipment, Net [Line Items]    
Property, plant and equipment, Subtotal 85,776 83,113
Office and electric equipment [Member]    
Schedule of Property, Plant and Equipment, Net [Line Items]    
Property, plant and equipment, Subtotal 563,327 522,552
Construction-in-progress [Member]    
Schedule of Property, Plant and Equipment, Net [Line Items]    
Property, plant and equipment, Subtotal $ 27,940 $ 35,458