PROPERTY, PLANT AND EQUIPMENT, NET (Details) - USD ($)	3 Months Ended
Jun. 30, 2018	Jun. 30, 2017	Mar. 31, 2018
Property, Plant and Equipment, Net
Total property, plant and equipment	$ 13,562,506		$ 13,500,457
Less: accumulated depreciation	(8,483,594)		(8,298,009)
Total property, plant and equipment, net	5,078,912		5,202,448
Depreciation expense	185,585	$ 171,613
Interest Costs Capitalized	264	$ 14,791
Land
Property, Plant and Equipment, Net
Total property, plant and equipment	110,113		110,113
Building and improvements
Property, Plant and Equipment, Net
Total property, plant and equipment	3,252,908		3,252,908
Machinery equipment, furniture and fixtures
Property, Plant and Equipment, Net
Total property, plant and equipment	10,123,689		10,058,797
Construction in Progress
Property, Plant and Equipment, Net
Construction in progress	21,420		24,263
Equipment under capital leases
Property, Plant and Equipment, Net
Total property, plant and equipment	54,376		54,376
Less: accumulated depreciation	$ (16,313)		$ (13,594)

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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