Concentrations and Credit Risk (Details 1) - USD ($)	Mar. 31, 2020		Dec. 31, 2019
Accounts receivable	$ 10,739,325		$ 7,952,420
Customer A [Member]
Accounts receivable		[1]	$ 902,309
Concentration risk, percentage of accounts receivable		[1]	11.47%
Customer B [Member]
Accounts receivable	$ 1,617,568		$ 1,725,293
Concentration risk, percentage of accounts receivable	15.18%		21.93%
Customer C [Member]
Accounts receivable	$ 1,544,088		$ 1,713,628
Concentration risk, percentage of accounts receivable	14.49%		21.78%
Customer E [Member]
Accounts receivable	$ 4,193,562			[1]
Concentration risk, percentage of accounts receivable	39.35%			[1]
Customer F [Member]
Accounts receivable			$ 830,821
Concentration risk, percentage of accounts receivable			10.56%

[1] Comprised less than 10% of net purchase for the respective period.