Accounts Receivable, Net (Tables)

6 Months Ended

Dec. 31, 2019

Receivables [Abstract]

Schedule of net accounts receivable

	December 31,			June 30,
	2019			2019
Trade accounts receivable	$	11,192,245		$	12,716,120
Less: allowances for doubtful accounts		(6,861,694	)		(5,670,274	)
Accounts receivable, net	$	4,330,551		$	7,045,846

Schedule of movement of allowance for doubtful accounts

	December 31, 2019			June 30, 2019
Beginning balance	$	5,670,274		$	1,682,228
Provision for doubtful accounts		1,282,492			4,091,056
Less: write-off/recovery		(76,497	)		(88,882	)
Exchange rate effect		(14,575	)		(14,128	)
Ending balance	$	6,861,694		$	5,670,274