v3.26.1
Investments - Schedule of Investments (Details) - USD ($)
Mar. 31, 2026
Sep. 30, 2025
Mar. 31, 2025
Sep. 30, 2024
Long-term investments:        
Investments accounted for using the equity method $ 11,323,147 $ 11,272,414    
Investments without readily determinable FVs 6,579,388 6,375,140    
Total long-term investments 17,902,535 17,647,554    
Impairment loss of long-term equity investments (6,579,388) (6,643,439)    
Total long-term investments, net $ 11,323,147 $ 11,004,115 $ 14,274,167 $ 14,857,156