Segment Reporting (Details 1) - USD ($)	Sep. 30, 2019	Jun. 30, 2019
Segment Reporting Information [Line Items]
Total assets	$ 18,690,248	$ 20,599,003
Shipping Agency and Management Services [Member]
Segment Reporting Information [Line Items]
Total assets	3,118,858	3,549,093
Freight Logistic Services [Member]
Segment Reporting Information [Line Items]
Total assets	15,545,582	17,017,696
Container Trucking Services [Member]
Segment Reporting Information [Line Items]
Total assets	$ 25,808	$ 32,215