Note 5 - Property, Plant and Equipment (Tables)

3 Months Ended

Sep. 30, 2021

Notes Tables

Property, Plant and Equipment [Table Text Block]

	September 30,			June 30,
	2021			2021
Plant and equipment	$	2,101,342		$	2,147,617
Furniture and office equipment		242,104			246,697
Vehicles		597,357			613,891
Land and building		394,369			412,681
Total property, plant and equipment, gross		3,335,172			3,420,886
Accumulated depreciation		(1,863,570	)		(1,847,441	)
Total property, plant and equipment, net	$	1,471,602		$	1,573,445