v3.22.2.2
RELATED PARTY BALANCES AND TRANSACTIONS - Transactions with related parties (Details ) - CNY (¥)
¥ in Thousands
 12 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2019
Related Party Transaction, Amounts of Transaction ¥ 10,808 ¥ 15,927 ¥ 37,987
Purchases [Member]      
Related Party Transaction, Amounts of Transaction 19,326 17,450  
Linze Origin Seeds Ltd [Member]      
Related Party Transaction, Amounts of Transaction 0   83
Linze Origin Seeds Ltd [Member] | Purchases [Member]      
Related Party Transaction, Amounts of Transaction 4,706 3,416  
Beijing Shihui [Member]      
Related Party Transaction, Amounts of Transaction 1,706   20,823
Beijing Shihui [Member] | Purchases [Member]      
Related Party Transaction, Amounts of Transaction 360    
Denong [Member] | Purchases [Member]      
Related Party Transaction, Amounts of Transaction   166  
Ying De [Member]      
Related Party Transaction, Amounts of Transaction 3,134 5,315  
Ying De [Member] | Purchases [Member]      
Related Party Transaction, Amounts of Transaction 11,700 10,975  
Close family of the Company's Chairman [Member] | Purchases [Member]      
Related Party Transaction, Amounts of Transaction 333 32  
NCI [Member]      
Related Party Transaction, Amounts of Transaction 5,967 10,612 ¥ 17,081
NCI [Member] | Purchases [Member]      
Related Party Transaction, Amounts of Transaction 2,227 ¥ 2,861  
Zhengzhou Branch [Member]      
Related Party Transaction, Amounts of Transaction ¥ 0