v3.26.3
Long-term investments, net (Details 1) - USD ($)
6 Months Ended 12 Months Ended
Mar. 31, 2026
Sep. 30, 2025
Long-term investments, net    
Balance, beginning of the year $ 40,604,689 $ 0
Investment in Ynong International Group Limited 0 40,913,370
Loss from equity method investments (610,336) (308,681)
Balance, end of the year $ 39,994,353 $ 40,604,689