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2. INVENTORIES, NET
12 Months Ended
Dec. 31, 2017
Inventory Disclosure [Abstract]  
2. INVENTORIES

Inventory is recorded at the lower of cost or net realizable value. The cost of substantially all the Company’s inventory is determined by the weighted average cost method. Inventories consisted of the following at December 31, 2017:

 

Finished goods   $ 5,308  
Work in process     5,484  
Raw materials     120,400  
    $ 131,192