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4. Property, Plant and Equipment, net
 6 Months Ended
Jun. 30, 2020
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment

Note 4 – Property, Plant and Equipment, net

 

Property, plant and equipment consisted of the following:

 

   June 30,
2020		   December 31,
2019		 
Land  $1,565   $1,565 
Buildings and improvements   17,584    17,332 
Machinery and equipment   30,911    30,670 
Vehicles   778    778 
Office equipment   849    851 
Construction in process   254    362 
    51,941    51,558 
Less accumulated depreciation   (30,547)   (29,284)
Total property, plant and equipment, net  $21,394   $22,274