v3.22.2.2
Income Taxes (Details)
12 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Income Taxes    
Book income at federal statutory rate 21.00% 21.00%
State income tax, net of federal tax benefit 6.32% 6.32%
Change in valuation allowance (39.84%) (25.36%)
General business credit 12.42% 0.00%
Permanent difference 0.00% 0.00%
Change in Federal Statutory Rate 0.00% 0.00%
Others - net 0.10% 1.96%
Total 0.00% 0.00%