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CONDENSED FINANCIAL INFORMATION OF THE PARENT COMPANY - Additional information (Details) - CNY (¥)
¥ in Thousands
Sep. 30, 2021
Sep. 30, 2020
Condensed Financial Information Of Parent Company Only Disclosure    
Amount of Restricted Net Assets for Consolidated and Unconsolidated Subsidiaries ¥ 45,457 ¥ 45,457