Trade Accounts Receivable (Details) - USD ($)	Dec. 31, 2019	Mar. 31, 2019
Receivables [Abstract]
Accounts receivable	$ 13,856,012	$ 11,939,364
Less: allowance for doubtful accounts	(2,390,700)	(3,246,850)
Trade accounts receivable, net	$ 11,465,402	$ 8,692,514

Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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