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Taxes (Details) - Schedule of Effective Tax Rate
12 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2021
Schedule of Effective Tax Rate [Abstract]      
China Income tax statutory rate 25.00% 25.00% 25.00%
Effect of PRC tax holiday (11.60%) (9.90%) (9.90%)
Permanent difference 0.10% 0.10% 4.60%
Research and development tax credit (7.20%) (14.00%) (11.20%)
Non-PRC entity not subject PRC income tax 4.30%
Change in valuation allowance 0.10% 0.10% 0.10%
Effective tax rate 10.70% 1.30% 8.60%