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Concentrations and Risks (Details) - USD ($)	3 Months Ended		9 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2019	Mar. 31, 2018	Jun. 30, 2018	Jun. 30, 2017
Concentration and Risks (Textual)
Cash balance	$ 34,032,952	$ 28,432,209	$ 34,032,952	$ 28,432,209	$ 31,487,053	$ 23,154,551
China [Member]
Concentration and Risks (Textual)
Cash balance	$ 34,010,354		$ 34,010,354		$ 31,423,686
Assets, Total [Member] | China [Member]
Concentration and Risks (Textual)
Concentration risk, percentage			100.00%	100.00%
Customer Five [Member] | Total sales [Member]
Concentration and Risks (Textual)
Concentration risk, percentage			10.00%
Customer Four [Member] | Total sales [Member]
Concentration and Risks (Textual)
Concentration risk, percentage			10.00%
Customer Four [Member] | Accounts Receivable [Member]
Concentration and Risks (Textual)
Concentration risk, percentage			71.00%
Vendor One [Member] | Total purchases [Member]
Concentration and Risks (Textual)
Concentration risk, percentage	13.00%	30.00%	38.00%	40.00%
Vendor Two [Member] | Total purchases [Member]
Concentration and Risks (Textual)
Concentration risk, percentage		30.00%	14.00%	18.00%
Vendor Three [Member] | Total purchases [Member]
Concentration and Risks (Textual)
Concentration risk, percentage			10.00%
Customer Three [Member] | Total sales [Member]
Concentration and Risks (Textual)
Concentration risk, percentage			11.00%	10.00%
Customer Two [Member] | Total sales [Member]
Concentration and Risks (Textual)
Concentration risk, percentage	12.00%		11.00%	10.00%
Customer One [Member] | Total sales [Member]
Concentration and Risks (Textual)
Concentration risk, percentage		12.00%	13.00%	23.00%
Customer One Concentration Risk [Member] | Total sales [Member]
Concentration and Risks (Textual)
Concentration risk, percentage		40.00%

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Excludes cash and cash equivalents within disposal group and discontinued operation.

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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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