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INVENTORIES (Details) - USD ($)
Dec. 29, 2017
Mar. 31, 2017
Inventory Disclosure [Abstract]    
Raw materials $ 6,306,416 $ 5,263,317
Work in progress 1,029,908 859,558
Finished goods 3,071,078 2,563,113
Inventories $ 10,407,402 $ 8,685,988