Summary of Significant Accounting Policies (Details 2) - USD ($)	Sep. 30, 2020	Mar. 31, 2020
Accounting Policies [Abstract]
Trade receivable(included in accounts receivable, net)	$ 9,992,142	$ 9,770,656
Contract liabilities (included in accrued expenses)	$ 1,546,126	$ 1,106,982