v3.26.3
Taxes (Details) - USD ($)
12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2023
Taxes [Line Items]        
Statutory income tax rate 25.00% 25.00% 25.00%  
Preferential tax rates 15.00%      
Percentage of preferential tax rate 15.00%      
Percentage of reduced EIT rate 15.00%      
Accrued withholding tax $ 147,982  
Undistributed earnings    
Unrecognized tax benefit 4,604,263 3,880,945 2,780,674 $ 2,442,085
Deferred tax assets relating to tax losses carry forward 2,562,138 2,685,639 2,649,114  
Unrecognized tax benefits with deferred tax $ 2,594,061 2,685,639 2,759,465  
Hong Kong [Member]        
Taxes [Line Items]        
Statutory income tax rate 16.50%      
Net operating loss carry forwards $ 2,422,776      
Singapore [Member]        
Taxes [Line Items]        
Statutory income tax rate 17.00%      
Net operating loss carry forwards $ 3,001,315      
Mainland China [Member]        
Taxes [Line Items]        
Statutory income tax rate 15.00%      
Preferential tax rates 25.00%      
Reduced EIT rate 15.00%      
Net operating loss carry forwards $ 13,750,826      
Minimum [Member]        
Taxes [Line Items]        
Income tax penalty and interest 0 0 0  
Maximum [Member]        
Taxes [Line Items]        
Income tax penalty and interest $ 353,561 $ 264,789 $ 368,123