Significant Accounting Policies (Details) - USD ($) |
6 Months Ended | ||||
---|---|---|---|---|---|
Apr. 01, 2019 |
May 01, 2018 |
Mar. 31, 2022 |
Mar. 31, 2021 |
Sep. 30, 2021 |
|
Significant Accounting Policies (Details) [Line Items] | |||||
Restricted cash | $ 1,008,553 | $ 947,422 | $ 1,304,518 | ||
Allowance for doubtful accounts | $ 3,117,300 | 3,066,937 | |||
Residual value percentage | 5.00% | ||||
VAT rate | 13.00% | 15.00% | 15.00% | ||
Received government grants | $ 321,658 | $ 1,141,639 | |||
Shipping and handling costs | 611,566 | $ 652,465 | |||
Cash and cash equivalents | $ 16,848,069 | $ 15,350,197 | |||
Maximum [Member] | |||||
Significant Accounting Policies (Details) [Line Items] | |||||
VAT rate | 17.00% | ||||
Minimum [Member] | |||||
Significant Accounting Policies (Details) [Line Items] | |||||
VAT rate | 16.00% |