INCOME TAXES (Details - Reconciliation of Tax Rate) - USD ($)	12 Months Ended
Jun. 30, 2023	Jun. 30, 2022
Income Tax Disclosure [Abstract]
Federal income tax, at statutory rate of 21% applied to (loss) earnings before income taxes and extraordinary items	$ (810,281)	$ (982,130)
State tax, net of federal tax benefit	15,082	(82,840)
Nondeductible expenses	5,850	870
R&D credits	(51,415)	(46,643)
Global intangible low-taxed income	0	152,930
Foreign rate difference	4,743	(16,279)
Others	(50,638)	(62,976)
Change in valuation allowance	0	0
Benefit for income taxes	$ (886,659)	$ (1,037,068)

Amount of reported income tax expense from difference to expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operations, attributable to global intangible low-taxed income (GILTI).

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 12
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482685/740-10-50-12

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The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 12
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482685/740-10-50-12

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to tax exempt income, equity in earnings (loss) of an unconsolidated subsidiary, minority noncontrolling interest income (loss), tax holiday, disposition of a business, disposition of an asset, repatriation of foreign earnings, repatriation of foreign earnings jobs creation act of 2004, increase (decrease) in enacted tax rate, prior year income taxes, increase (decrease) in deferred tax asset valuation allowance, and other adjustments.

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Amount of other income tax expense (benefit).

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(h)(1)(Note 1))
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 10
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482685/740-10-50-10

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-Name Accounting Standards Codification
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-URI https://asc.fasb.org//1943274/2147482685/740-10-50-9

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