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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Additional Information (Details) |  | 12 Months Ended |  |
--- | --- | --- | --- | ---
Oct. 01, 2019 | Sep. 30, 2022 USD ($) item | Sep. 30, 2021 USD ($) | Sep. 30, 2020 USD ($) | Sep. 30, 2022 CNY (¥) | Sep. 30, 2021 CNY (¥)
Cash held in PRC |  | $ 10,277,243 | $ 7,305,799 |  | ¥ 73,107,168 | ¥ 51,226,986
Lease, Practical expedients | true |  |  |  |  |
Operating lease right of use assets |  | 86,584 | 118,154 |  |  |
Government grants |  | 76,299 | 152,265 | $ 764,962 |  |
Grant income |  | 352,262 | 559,828 | 1,079,200 |  |
Deferred government grants |  | $ 431,485 | $ 755,312 |  |  |
Weighted average remaining periods for the government grant to be recognized |  | 3 years 11 months 15 days | 4 years 1 month 24 days |  |  |
Research and development expense |  | $ 1,224,344 | $ 8,000 | 54,000 |  |
Advertising costs |  | $ 166,064 | 118,020 | $ 2,488 |  |
Number of units in the fund | item |  | 20,000 |  |  |  |
NAV of the Fund |  | $ 19,470,400 | 20,323,400 |  |  |
Impairment of long-lived assets |  | $ 0 | $ 0 |  |  |
Minimum |  |  |  |  |  |
Restricted cash required to keep amounts equal of notes payable value on deposit, percentage |  | 30.00% |  |  |  |
Maximum |  |  |  |  |  |
Restricted cash required to keep amounts equal of notes payable value on deposit, percentage |  | 50.00% |  |  |  |

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- Definition Weighted average remaining lease term for government grants to be recognized, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days + References No definition available. + Details
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