Cover - shares	9 Months Ended
	May 31, 2020	Jul. 08, 2020
Cover [Abstract]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	May 31, 2020
Document Fiscal Period Focus	Q3
Document Fiscal Year Focus	2020
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 Incorporation, State or Country Code	NV
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 Common Stock, Shares Outstanding		5,278,268