v3.22.4
Cover - USD ($)
 12 Months Ended
Sep. 30, 2022
Jun. 30, 2022
Cover [Abstract]    
Document Type 10-K  
Amendment Flag false  
Document Annual Report true  
Document Transition Report false  
Document Period End Date Sep. 30, 2022  
Document Fiscal Period Focus FY  
Document Fiscal Year Focus 2021  
Current Fiscal Year End Date --09-30  
Entity File Number 000-56293  
Entity Registrant Name Nine Alliance Science & Technology Group  
Entity Central Index Key 0001624140  
Entity Tax Identification Number 35-2515740  
Entity Incorporation, State or Country Code NV  
Entity Address, Address Line One 7325 Oswego Road  
Entity Address, City or Town Liverpool  
Entity Address, State or Province NY  
Entity Address, Postal Zip Code 13090  
City Area Code (315)  
Local Phone Number 451-7515  
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 Small Business true  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Public Float   $ 25,000,000
Entity Common Stock, Shares Outstanding 225,000,000  
Auditor Name Gries & Associates, LLC  
Auditor Location Denver, CO  
Auditor Firm ID 6778