Document and Entity Information - shares	3 Months Ended
	Sep. 30, 2019	Nov. 13, 2019
Document and Entity Information [Abstract]
Entity Registrant Name	Sino-Global Shipping America, Ltd.
Entity Central Index Key	0001422892
Amendment Flag	false
Current Fiscal Year End Date	--06-30
Document Type	10-Q
Document Period End Date	Sep. 30, 2019
Document Fiscal Period Focus	Q1
Document Fiscal Year Focus	2020
Entity Current Reporting Status	Yes
Entity Filer Category	Non-accelerated Filer
Entity Shell Company	false
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Ex Transition Period	false
Entity Common Stock, Shares Outstanding		17,239,037
Entity Interactive Data Current	Yes
Entity File Number	001-34024
Entity Incorporation State Country Code	VA