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3. INVENTORIES (Tables)
3 Months Ended
Mar. 31, 2017
Inventory Related Text [Abstract]  
Inventory Disclosure [Text Block] Inventories, net of reserves, are comprised of the following:

   March 31,   December 31,   March 31, 
   2017   2016   2016 
   (Unaudited)       (Unaudited) 
             
Raw materials  $13,672,167   $14,260,416   $17,543,577 
Work-in-process   1,011,788    751,519    920,773 
Finished goods   54,135,435    54,156,507    66,038,179 
                
Total  $68,819,390   $69,168,442   $84,502,529