Intangible Assets (Details 3) - Customer Relationship [Member] - USD ($)	Jun. 30, 2019	Jun. 30, 2018
Finite-Lived Intangible Assets [Line Items]
Customer relationships	$ 11,608,629	$ 12,039,169
Less: accumulated amortization	(9,434,065)	(8,460,445)
Total customer relationships, net	2,174,564	$ 3,578,724
Foreign Currency Adjustment [Member]
Finite-Lived Intangible Assets [Line Items]
Customer relationships	(430,540)
Total customer relationships, net	(430,540)
Amortization[Member]
Finite-Lived Intangible Assets [Line Items]
Less: accumulated amortization	(973,620)
Total customer relationships, net	$ (973,620)