Property, Plant and Equipment (Tables)

9 Months Ended

Feb. 28, 2022

Property, Plant and Equipment [Abstract]

Schedule of Property, Plant and Equipment

A summary of property, plant and equipment is as follows:

	February 28, 2022			May 31, 2021
Production machinery and equipment	$	56,215,850		$	52,292,733
Plant buildings and land		7,020,542			6,970,949
Leasehold improvements		1,487,398			1,487,398
Furniture and fixtures		542,057			550,337
		65,265,847			61,301,417
Less: Accumulated depreciation and amortization		(33,166,171	)		(30,302,429	)
Net Property, Plant and Equipment	$	32,099,676		$	30,998,988