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INCOME TAXES (Details - Reconciliation of Tax Rate) - USD ($)
12 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Income Tax Disclosure [Abstract]    
Federal income tax, at statutory rate of 21% applied to (loss) earnings before income taxes and extraordinary items $ (982,130) $ 4,929,611
State tax, net of federal tax benefit (82,840) 125,237
Nondeductible expenses 870 22,688
R&D credits (46,643) (56,950)
Global intangible low-taxed income 152,930 95,419
Foreign rate difference (16,279) 39,146
Others (62,976) (13,523)
Forgiveness of payroll protection plan loan 0 (102,333)
Change in valuation allowance 0 0
(Benefit) provision for income taxes $ (1,037,068) $ 5,039,295