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Property, Plant and Equipment (Tables)
 6 Months Ended
Jun. 30, 2017
Property, Plant and Equipment [Abstract]  
Schedule of Property, plant and equipment
  June 30,  December 31, 
  2016  2016 
Permit of land use $415,629  $405,645 
Building  9,651,565   9,419,700 
Plant, machinery and equipment  26,845,231   26,151,029 
Motor vehicle  317,402   309,777 
Office equipment  189,169   182,718 
Total  37,418,996   36,468,869 
Less: accumulated depreciation  (13,338,670)  (11,501,421)
Property, Plant and Equipment, net $24,080,326  $24,967,448 
Scedule of depreciation is computed on straight-line basis over estimated useful lives of assets
Asset Life - years
Permit of land use 40 - 70
Building 20 - 49
Plant, machinery and equipment 5 - 10
Motor vehicle 5 - 10
Office equipment 3-5