Cover - USD ($)	12 Months Ended
	Aug. 31, 2021	Nov. 30, 2021	Feb. 28, 2021
Cover [Abstract]
Document Type	10-K
Amendment Flag	false
Document Annual Report	true
Document Transition Report	false
Document Period End Date	Aug. 31, 2021
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2021
Current Fiscal Year End Date	--08-31
Entity File Number	000-55979
Entity Registrant Name	AB International Group Corp.
Entity Central Index Key	0001605331
Entity Tax Identification Number	37-1740351
Entity Incorporation, State or Country Code	NV
Entity Address, Address Line One	48 Wall Street
Entity Address, Address Line Two	Suite 1009
Entity Address, City or Town	New York
Entity Address, State or Province	NY
Entity Address, Postal Zip Code	10005
City Area Code	(212)
Local Phone Number	918-4519
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	true
Elected Not To Use the Extended Transition Period	false
Entity Shell Company	false
Entity Public Float			$ 29,365,653
Entity Common Stock, Shares Outstanding		237,297,700