PROPERTY, PLANT AND EQUIPMENT, NET (Details) - USD ($)	3 Months Ended		6 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Mar. 31, 2017
Property, Plant and Equipment, Net
Total property, plant and equipment	$ 13,314,314		$ 13,314,314		$ 12,505,927
Less: accumulated depreciation	(7,945,147)		(7,945,147)		(7,593,725)
Total property, plant and equipment, net	5,369,167		5,369,167		4,912,202
Depreciation expense	179,808	$ 177,438	351,422	$ 353,488
Interest Costs Capitalized	8,590		13,257
Land
Property, Plant and Equipment, Net
Total property, plant and equipment	110,113		110,113		110,113
Building and improvements
Property, Plant and Equipment, Net
Total property, plant and equipment	3,252,908		3,252,908		3,252,908
Machinery equipment, furniture and fixtures
Property, Plant and Equipment, Net
Total property, plant and equipment	9,896,917		9,896,917		8,601,199
Construction in progress
Property, Plant and Equipment, Net
Total property, plant and equipment	0		0		487,331
Equipment under capital leases
Property, Plant and Equipment, Net
Total property, plant and equipment	54,376		54,376		54,376
Less: accumulated depreciation	$ (8,156)		$ (8,156)		$ (2,719)