Intangible Assets (Details) - Schedule of intangible assets - Customer Relationships [Member] - USD ($)	Jun. 30, 2021	Jun. 30, 2020
Indefinite-lived Intangible Assets [Line Items]
Customer relationships	$ 12,028,177	$ 10,994,749
Less: accumulated amortization	(11,371,552)	(10,118,844)
Total customer relationships, net	656,625	$ 875,904
Foreign Currency Adjustment [Member]
Indefinite-lived Intangible Assets [Line Items]
Customer relationships	1,033,429
Less: accumulated amortization
Total customer relationships, net	1,033,429
Amortization/ Subtraction [Member]
Indefinite-lived Intangible Assets [Line Items]
Customer relationships
Less: accumulated amortization	(1,252,708)
Total customer relationships, net	$ (1,252,708)