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Bank Loans (Details)
12 Months Ended
Jun. 30, 2023
USD ($)
Jun. 30, 2023
CNY (¥)
Jun. 30, 2023
HKD ($)
Jun. 30, 2022
USD ($)
Jun. 30, 2021
USD ($)
Bank Loans [Abstract]          
Credit facilities | ¥   ¥ 10,000,000      
Bank borrowings   ¥ 10,000,000 $ 58,000,000    
Unused amount     $ 58,000,000    
Interest expense $ 365,893     $ 447,187 $ 156,749
Effective weighted average interest rate     3.467% 3.771% 4.16%
Loan principal due year 1 year 1 year 1 year