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Property and Equipment (Tables)
6 Months Ended
Jun. 30, 2021
Property, Plant and Equipment [Abstract]  
Schedule of property and equipment
   June 30,
2021
   December 31,
2020
 
   (Unaudited)     
Land  $397,868   $395,645 
Buildings and leasehold improvements   2,234,317    2,233,573 
Machinery and equipment   995,208    994,544 
Office equipment   190,792    189,760 
    3,818,185    3,813,522 
Less: accumulated depreciation   (3,306,438)   (3,298,688)
Property and equipment, net  $511,747   $514,834