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Property and Equipment (Details) - USD ($)
3 Months Ended 9 Months Ended 12 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Sep. 30, 2024
Sep. 30, 2023
Property and Equipment [Line Items]            
Depreciation expenses $ 43,800 $ 2,247 $ 128,200 $ 3,858 $ 27,113 $ 103
Total cost $ 1,619,766   $ 1,619,766   1,623,985 $ 1,701
Artificial Graphite Machineries [Member]            
Property and Equipment [Line Items]            
Total cost         $ 1,300,000