Quarterly report pursuant to Section 13 or 15(d)

Inventory (Tables)

v3.19.2
Inventory (Tables)
6 Months Ended
Jun. 30, 2019
Inventory Disclosure [Abstract]  
Schedule of inventory
  2019   2018
Raw materials   $ 4,285,830     $ 4,319,637  
Work in process     422,176       702,079  
Finished goods     -         -    
      4,708,006       5,021,716  
Less: Inventory reserve     2,510,323       2,488,100  
    $ 2,197,683     $ 2,533,616