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Property, Plant and Equipment, net (Tables)
6 Months Ended
Jun. 30, 2017
SCHEDULE OF PROPERTY, PLANT AND EQUIPMENT [Table Text Block]
      December 31,     June 30,  
      2016     2017  
  Buildings $ 16,877,909   $ 17,286,378  
  Machinery and equipment   4,473,631     6,467,301  
  Office equipment   96,655     119,931  
  Motor vehicles   193,165     197,840  
      21,641,360     24,071,450  
  Accumulated depreciation   (1,630,457 )   (2,299,280 )
  Carrying amount $ 20,010,903   $ 21,772,170