Annual report pursuant to Section 13 and 15(d)

Intangible Assets (Details Textual)

v3.20.1
Intangible Assets (Details Textual) - USD ($)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Intangible Assets (Textual)    
Useful lives of intangible assets 14 years  
Amortization expense $ 148,031 $ 158,196
Amortized method Straight-line  
Intangible assets, net $ 515,212