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Summary of Significant Accounting Policies (Details) - Schedule of revenue from continuing operations - USD ($)
 12 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2018
Revenues from continuing operations:      
Sales of battery packs and e-bicycles $ 14,313,446 $ 171,464 $ 550,381
Battery cell trading   1,186,185  
Others 929,836 13,552  
Revenue accounted for under ASC Topic 606 15,243,282 1,371,201 550,381
Rental of lithium battery and e-bicycles 1,595,226 3,823,058 2,641,179
Revenue accounted for under ASC Topic 840 1,595,226 3,823,058 2,641,179
Net revenues $ 16,838,508 $ 5,194,259 $ 3,191,560