REVENUE - Net Sales from Customers (Details) - USD ($)	12 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Revenues	$ 16,007,288	$ 16,702,558
Customer A | Sales Revenue, Net
Revenues	$ 3,558,477	$ 3,196,625
Concentration risk percentage	22.00%	19.00%
Customer B | Sales Revenue, Net
Revenues	$ 2,758,957
Concentration risk percentage	17.00%
Customer C | Sales Revenue, Net
Revenues	$ 2,063,409	$ 3,223,967
Concentration risk percentage	13.00%	19.00%
Customer D | Sales Revenue, Net
Revenues		$ 5,332,515
Concentration risk percentage		32.00%
Customer E | Sales Revenue, Net
Revenues	$ 1,835,362
Concentration risk percentage	11.00%