Property and Equipment, Net (Details) - USD ($)		Dec. 31, 2019	Jun. 30, 2019
Total		$ 1,841,458	$ 2,219,477
Less: Accumulated depreciation and amortization		(1,175,178)	(1,229,567)
Property and equipment, net		666,280	989,910
Buildings [Member]
Total		193,312	196,050
Motor vehicles [Member]
Total	[1]	524,932	700,724
Computer equipment [Member]
Total	[1]	98,464	162,865
Office equipment [Member]
Total	[1]	44,226	69,278
Furniture and fixtures [Member]
Total	[1]	72,749	167,143
System software [Member]
Total	[1]	109,493	116,339
Leasehold improvements [Member]
Total		$ 798,282	$ 807,078

[1] For the three months ended December 31, 2019 and 2018, no impairment of fixed assets were recorded. For the six months ended December 31, 2019 and 2018, an impairment of $127,177 and nil were recorded, respectively due to continued decrease in revenues from the inland transportation management segment.