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Intangible Assets (Tables)
9 Months Ended
Sep. 30, 2019
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of intangible assets
   Useful life   September 30, 2019   December 31, 2018 
Land use rights  45 - 50 years   $3,783,611   $3,925,789 
Other intangible assets  3 - 5 years    843,218    845,180 
Goodwill  -    27,353    27,421 
        4,654,182    4,798,390 
Less: accumulated amortization       (1,337,699)   (1,235,877)
       $3,316,483   $3,562,513 
Schedule of amortization of intangible assets attributable to future periods
Year ending September 30:  Amount 
2020  $352,034 
2021   307,588 
2022   100,648 
2023   94,710 
2024   82,836 
Thereafter   2,351,314 
   $3,289,130