Concentrations (Details)	3 Months Ended		6 Months Ended
	Dec. 31, 2019 Suppliers Customers	Dec. 31, 2018 Suppliers Customers	Dec. 31, 2019 Suppliers Customers	Dec. 31, 2018 Suppliers Customers
Concentrations (Textual)
Number of customer | Customers	3	1	3	3
Number of suppliers | Suppliers	4	3	5	4
Revenues [Member] | Major Supplier One [Member]
Concentrations (Textual)
Concentrations risks, percentage	27.00%	41.20%	39.90%	25.80%
Revenues [Member] | Major Supplier Two [Member]
Concentrations (Textual)
Concentrations risks, percentage	23.00%	19.90%	14.20%	16.90%
Revenues [Member] | Major Supplier Three [Member]
Concentrations (Textual)
Concentrations risks, percentage	15.80%		12.10%	12.50%
Revenues [Member] | Major Supplier Four [Member]
Concentrations (Textual)
Concentrations risks, percentage	13.00%		11.30%	10.40%
Revenues [Member] | Major Supplier Five [Member]
Concentrations (Textual)
Concentrations risks, percentage			11.10%
Revenues [Member] | Major Customer One [Member]
Concentrations (Textual)
Concentrations risks, percentage	39.00%	62.90%	38.90%	3809.00%
Revenues [Member] | Major Customer Two [Member]
Concentrations (Textual)
Concentrations risks, percentage	33.60%		32.00%	15.60%
Revenues [Member] | Major Customer Three [Member]
Concentrations (Textual)
Concentrations risks, percentage	24.70%		26.20%	10.60%
Accounts receivable [Member] | Major Customer One [Member]
Concentrations (Textual)
Concentrations risks, percentage	93.10%	10.40%	93.10%	25.30%
Accounts receivable [Member] | Major Customer Two [Member]
Concentrations (Textual)
Concentrations risks, percentage	93.10%		93.10%	25.30%
Accounts receivable [Member] | Major Customer Three [Member]
Concentrations (Textual)
Concentrations risks, percentage	93.10%		93.10%	25.30%