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Property, Plant and Equipment, Net (Tables)
3 Months Ended
Mar. 31, 2017
Property, Plant and Equipment, Net [Abstract]  
Schedule of property, plant and equipment

 

  March 31,  December 31, 
  2017  2016 
Property, Plant, and Equipment:        
Land use rights $11,819,402  $11,755,168 
Building and improvements  93,434,894   92,927,111 
Machinery and equipment  124,615,364   123,932,336 
Vehicles  593,847   590,619 
Construction in progress  30,280,703   25,084,416 
Totals  260,744,210   254,289,650 
Less: accumulated depreciation and amortization  (70,619,129)  (66,599,770)
Property, Plant and Equipment, net $190,125,081  $187,689,880