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Property, Plant and Equipment, Net (Details Textual) - USD ($)
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Dec. 31, 2018
Property, Plant and Equipment, Net (Textual)          
Depreciation $ 681,089 $ 639,239 $ 2,064,576 $ 1,749,608  
Dalian manufacturing facilities carrying amount     $ 25,135,164   $ 21,749,144