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PROPERTY, PLANT, AND EQUIPMENT
12 Months Ended
Dec. 31, 2020
PROPERTY, PLANT, AND EQUIPMENT  
PROPERTY, PLANT, AND EQUIPMENT

5.    PROPERTY, PLANT, AND EQUIPMENT

 

Property, plant, and equipment consist of the following:

 

 

 

 

 

 

 

 

 

 

December 31,

 

    

2020

    

2019

 

 

 

 

 

 

 

Land

 

$

261,893

 

$

261,893

Buildings and building improvements

 

 

11,593,952

 

 

11,566,115

Production equipment

 

 

20,290,331

 

 

19,903,236

Office furniture and equipment

 

 

3,630,455

 

 

3,527,577

Construction in progress

 

 

21,365,915

 

 

765,176

 

 

 

57,142,546

 

 

36,023,997

Accumulated depreciation

 

 

(26,326,042)

 

 

(25,391,940)

 

 

$

30,816,504

 

$

10,632,057

 

Depreciation expense for the years ended December 31, 2020, 2019, and 2018 was $832,069; $851,673; and $883,610, respectively.