Document And Entity Information - USD ($)	12 Months Ended
	Dec. 31, 2024	Apr. 15, 2025	Jun. 30, 2024
Document Information [Line Items]
Document Type	10-K
Document Annual Report	true
Document Period End Date	Dec. 31, 2024
Document Transition Report	false
Entity File Number	001-34647
Entity Registrant Name	ZW DATA ACTION TECHNOLOGIES INC.
Entity Incorporation, State or Country Code	NV
Entity Tax Identification Number	20-4672080
Entity Address, Address Line One	8/F. 29 Des Voeux Road Central, Central
Entity Address, City or Town	Hong Kong
Entity Address, Country	CN
City Area Code	852
Local Phone Number	2669-8078
Title of 12(b) Security	Common Stock, par value $0.001
Trading Symbol	CNET
Security Exchange Name	NASDAQ
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
ICFR Auditor Attestation Flag	false
Document Financial Statement Error Correction [Flag]	false
Entity Shell Company	false
Entity Public Float			$ 4,927,959
Entity Common Stock, Shares Outstanding (in shares)		2,301,205
Auditor Firm ID	3299
Auditor Name	ARK Pro CPA & Co
Auditor Location	Hong Kong, China
Entity Central Index Key	0001376321
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2024
Document Fiscal Period Focus	FY
Amendment Flag	false