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Property and Equipment, Net (Tables)
6 Months Ended
Jun. 30, 2020
Property, Plant and Equipment [Abstract]  
Summary of property and equipment
   June 30,
2020
   December 31,
2019
 
Plant and machinery  $1,888,430   $1,915,160 
Automobiles   135,450    137,367 
Office and computer equipment   22,372    22,689 
Total property and equipment   2,046,252    2,075,216 
Less: Accumulated depreciation   (1,773,920)   (1,418,376)
Property and equipment, net  $272,332   $656,840