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ORGANIZATION AND PRINCIPAL ACTIVITIES - Additional information (Details ) - CNY (¥) ¥ in Thousands |  | 12 Months Ended |  |
--- | --- | --- | --- | ---
Dec. 01, 2004 | Sep. 30, 2021 | Sep. 30, 2020 | Aug. 31, 2017
Foreign investment |  |  |  |
Equity Method Investment, Ownership Percentage |  |  |  | 49.00%
Variable Interest Entity, Primary Beneficiary [Member] |  |  |  |
Assets |  | ¥ 52,894 | ¥ 144,038 |
State Harvest Holdings Limited [Member] |  |  |  |
Share Exchange Transaction Variable Interest Entity Voting Rights Assigned | 97.96% |  |  |
Period Of Operations | 20 years |  |  |
Assets Disposed Of By Methods Other Than Sale In Period Of Disposition |  | 50.00% |  |
State Harvest Holdings Limited [Member] | Criteria One [Member] |  |  |  |
Business Combination Restriction On Control Obtained Description | 49% |  |  |
State Harvest Holdings Limited [Member] | Criteria Two [Member] |  |  |  |
Business Combination Restriction On Control Obtained Description | 49% |  |  |

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