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Document And Entity Information - shares
 12 Months Ended
Sep. 30, 2024
Feb. 10, 2025
Document Information    
Document Type 20-F/A  
Document Registration Statement false  
Document Annual Report true  
Document Period End Date Sep. 30, 2024  
Document Transition Report false  
Document Shell Company Report false  
Entity File Number 000-51576  
Entity Registrant Name Origin Agritech Limited  
Entity Incorporation, State or Country Code D8  
Entity Address, Address Line One Origin R&D Center, Shuangbutou Village  
Entity Address, Address Line Two Xushuang Road, Songzhuang Town  
Entity Address, City or Town Beijing  
Entity Address, Postal Zip Code 101119  
Entity Address, Country CN  
Title of 12(b) Security Ordinary Shares  
Trading Symbol SEED  
Security Exchange Name NASDAQ  
Entity Common Stock, Shares Outstanding   7,199,998
Entity Well-known Seasoned Issuer No  
Entity Voluntary Filers No  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Emerging Growth Company false  
ICFR Auditor Attestation Flag false  
Document Financial Statement Error Correction [Flag] false  
Document Accounting Standard U.S. GAAP  
Entity Shell Company false  
Entity Central Index Key 0001321851  
Amendment Flag true  
Document Fiscal Year Focus 2024  
Document Fiscal Period Focus FY  
Current Fiscal Year End Date --09-30  
Amendment Description Amendment No. 1  
Auditor Name Enrome LLP  
Auditor Firm ID 6907  
Auditor Location Singapore  
Business Contact    
Document Information    
Contact Personnel Name Mr. Weibin Yan  
Entity Address, Address Line One Origin R&D Center, Shuangbutou Village  
Entity Address, Address Line Two Xushuang Road, Songzhuang Town  
Entity Address, City or Town Beijing  
Entity Address, Postal Zip Code 101119  
Entity Address, Country CN  
City Area Code 86-10  
Local Phone Number 8958-6206  
Contact Personnel Fax Number 8958-6207