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Accounts Receivable, Net (Details) - Schedule of allowance for doubtful accounts - USD ($)
3 Months Ended 12 Months Ended
Sep. 30, 2021
Jun. 30, 2020
Schedule of allowance for doubtful accounts [Abstract]    
Beginning balance $ 3,475,769 $ 2,297,491
Provision for doubtful accounts, net of recovery 1,030,895
Less: write-off
Exchange rate effect 2,649 147,383
Ending balance $ 3,478,418 $ 3,475,769