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Summary of Significant Accounting Policies (Details) - USD ($)
Mar. 31, 2019
Jun. 30, 2018
Variable Interest Entity [Line Items]    
Current assets $ 57,986,962 $ 49,812,314
Other non-current assets 11,204,474 11,194,017
Total assets 78,637,074 70,824,849
Total liabilities (7,355,152) (5,014,036)
Net assets 71,281,922 65,810,813
Plant and equipment, net [Member]    
Variable Interest Entity [Line Items]    
Total assets $ 9,445,638 $ 9,818,518