5. INVENTORY (Details) - USD ($)	Jun. 30, 2018	Dec. 31, 2017	Dec. 31, 2016
Inventory Disclosure [Abstract]
Finished goods	$ 0	$ 1,716,141	$ 22,375
Work in process	559,013	311,481	164,915
Raw materials	341,578	300,479	93,113
Inventory reserve	(8,601)	(8,601)	(8,601)
Inventory, net	$ 891,990	$ 2,319,500	$ 271,802

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

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