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Property, Plant and Equipment (Details) - Schedule of property, plant and equipment - USD ($)
Dec. 31, 2020
Jun. 30, 2020
Property, Plant and Equipment [Line Items]    
Total property, plant and equipment $ 63,436,177 $ 58,609,121
Less: accumulated depreciation (40,105,998) (35,680,787)
Total 23,330,179 22,928,334
Building and Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Total property, plant and equipment 40,871,707 37,799,650
Auto [Member]    
Property, Plant and Equipment [Line Items]    
Total property, plant and equipment 3,460,239 3,207,619
Machinery and Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Total property, plant and equipment $ 19,104,231 $ 17,601,852