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2. INVENTORY (Tables)
6 Months Ended
Jun. 30, 2014
INVENTORY (Tables)  
Inventory consists
    June 30,     December 31,  
    2014     2013  
Raw materials   $ 24,248,940     $ 28,259,707  
Work in process     1,164,355       853,602  
Finished goods     3,516,300       3,590,937  
      28,929,595       32,704,246  
Obsolescence reserve     (7,968,701 )     (8,027,126 )
Total Inventory   $ 20,960,894     $ 24,677,120