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Property, Plant and Equipment, Net (Details Textual) - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Property, Plant and Equipment, Net (Textual)      
Depreciation expense $ 1,584,973 $ 1,403,585 $ 1,185,476
Plant construction expenditure description The Company's properties with an aggregate carrying value of approximately $1.2 million (RMB 8.6 million) has been used as collateral for the Company's short-term loans.