6. Earnings (Loss) Per Share (Details) - USD ($)	3 Months Ended		9 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2019	Mar. 31, 2018
Earnings Per Share [Abstract]
Net loss attributable to parent company	$ (157,814)	$ (140,722)	$ (494,459)	$ (1,309,024)
Weighted-average shares of common stock outstanding:
Basic shares outstanding	10,570,203	10,570,203	10,570,203	10,570,203
Dilutive effect of common stock equivalents arising from stock options	0	0	0	0
Diluted shares outstanding	10,570,203	10,570,203	10,570,203	10,570,203
Basic loss per share	$ (0.01)	$ (0.01)	$ (0.05)	$ (0.12)
Diluted loss per share	$ (0.01)	$ (0.01)	$ (0.05)	$ (0.12)