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Loan Payables (Details)
9 Months Ended
Mar. 31, 2019
USD ($)
Short-term Debt [Line Items]  
Short term loans payables $ 4,470,000
Bank of Beijing - Pinggu Branch [Member]  
Short-term Debt [Line Items]  
Loan period per agreement, Start May 22, 2018
Loan period per agreement, End May 21, 2019
Loans payable, interest rates 5.22%
Short term loans payables $ 1,490,000
Postal Saving Bank of China - Pinggu Branch [Member]  
Short-term Debt [Line Items]  
Loan period per agreement, Start Jun. 19, 2018
Loan period per agreement, End Jun. 18, 2019
Loans payable, interest rates 6.31%
Short term loans payables $ 2,980,000