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INVENTORY (Details) - USD ($)
Mar. 31, 2018
Dec. 31, 2017
Dec. 30, 2017
Inventory Disclosure [Abstract]      
Raw materials $ 1,818,727   $ 2,070,153
Work-in-process 1,335,951   1,829,805
Finished goods 618,627   1,180,839
Inventory $ 3,773,305 $ 3,998,168 $ 5,080,797