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Summary of Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2021
Accounting Policies [Abstract]  
Summary of Estimated Useful Lives of Major Classes of Property and Equipment

The estimated useful lives of the major classes of property and equipment are as follows:

 

 

 

Estimated Useful Lives

Machinery and equipment

 

7 years

Office furniture and equipment

 

3 –7 years

Vehicles

 

5 years

Leasehold improvements

 

4 –7 years