Advances to Suppliers (Details) - USD ($)		Dec. 31, 2018	Jun. 30, 2018
Schedule of advances to suppliers
Freight fees	[1]	$ 934,824	$ 564,365
Others			140,513
Total advances to suppliers-third parties		$ 934,824	$ 704,878

[1] The prepaid freight fee is the Company's advances made for various shipping costs for shipments from January to March 2019.