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PROPERTY, PLANT AND EQUIPMENT, NET (Details) - USD ($)
12 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2020
Property, Plant and Equipment [Line Items]      
Subtotal $ 30,902,239 $ 30,144,798  
Construction in progress 1,198,759 2,020,457  
Less: accumulated depreciation (21,916,969) (23,045,753)  
Property and equipment, net 10,184,029 9,119,502  
Depreciation expense 1,172,644 1,145,447 $ 1,055,314
Prepayments for property and equipment 2,021,330 2,243,622  
Property received and accepted out of Prepayments 2,243,622 2,243,622  
Property and buildings      
Property, Plant and Equipment [Line Items]      
Subtotal 11,848,216 9,711,722  
Machinery and equipment      
Property, Plant and Equipment [Line Items]      
Subtotal 18,275,500 19,594,986  
Automobiles      
Property, Plant and Equipment [Line Items]      
Subtotal 586,630 689,651  
Office and electric equipment      
Property, Plant and Equipment [Line Items]      
Subtotal $ 191,893 $ 148,439