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Accounts Receivable, Net (Details) - USD ($)
3 Months Ended 6 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2020
Dec. 31, 2019
Accounts Receivable Disclosure [Abstract]        
Accounts Receivable, Credit Loss Expense (Reversal) $ 2,609 $ 258,561 $ 33,418 $ 1,282,492
Accounts receivable     $ 2,456 $ 76,497