Note 4 - Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2024

Notes Tables

Foreign Currency Exchange Rates [Table Text Block]

	As of December 31,
	2024		2023
Balance sheet items, except for equity accounts		7.1884		7.0827

	Year Ended December 31,
	2024		2023
Items in the statements of operations and comprehensive loss		7.1217		7.0467

Property, Plant and Equipment, Useful Life [Table Text Block]

Leasehold improvements	3 years
Vehicles	5 years
Office equipment	3-5 years
Electronic devices	5 years

Fair Value Measurements, Recurring and Nonrecurring [Table Text Block]

			Fair value measurement at reporting date using
	As of December 31, 2024		Quoted Prices in Active Markets for Identical Assets/Liabilities (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
	US$(’000)		US$(’000)		US$(’000)		US$(’000)
Warrant liabilities		-		-		-		-

			Fair value measurement at reporting date using
	As of December 31, 2023		Quoted Prices in Active Markets for Identical Assets/Liabilities (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
	US$(’000)		US$(’000)		US$(’000)		US$(’000)
Warrant liabilities		-		-		-		-

Disaggregation of Revenue [Table Text Block]

	Year Ended December 31,
	2024		2023
	US$(’000)		US$(’000)
Internet advertising and related service
--distribution of the right to use search engine marketing service		9,909		30,510
--Internet advertising and related data service		4,780		-
Blockchain-based SaaS services		750		75
Total revenues	$	15,439	$	30,585

	Year Ended December 31,
	2024		2023
	US$(’000)		US$(’000)
Revenue recognized over time		9,909		30,585
Revenue recognized at a point in time		5,530		-
Total revenues	$	15,439	$	30,585

Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]

	Contract liabilities
	US$(’000)
Balance as of January 1, 2023		739
Exchange translation adjustment		(10	)
Revenue recognized from beginning contract liability balance		(670	)
Advances received from customers related to unsatisfied performance obligations		784
Balance as of December 31, 2023		843
Exchange translation adjustment		(13	)
Revenue recognized from beginning contract liability balance		(527	)
Advances received from customers related to unsatisfied performance obligations		186
Balance as of December 31, 2024		489

Lease, Cost [Table Text Block]

	Year Ended December 31,
	2024		2023
	US$(’000)		US$(’000)
Long-term operating lease contracts		22		326
Short-term operating lease contracts		34		31
Total		56		357

	Year Ended December 31,
	2024			2023
Operating cash flows used for operating leases (US$’000)		25			498
Right-of-use assets obtained in exchange for new lease liabilities (US$’000)		-			-
Weighted-average remaining lease term (years)		-			0.08
Weighted-average discount rate		6	%		6	%

Financing Receivable, Current, Allowance for Credit Loss [Table Text Block]

	Year Ended December 31,
	2024			2023
	US$(’000)			US$(’000)
	(Unaudited)			(Unaudited)
Credit loss for accounts receivable:
Balance as of beginning of the period		3,987			3,760
Cumulative-effect adjustment upon adoption of ASU No. 2016-13, Financial Instruments-Credit losses (Topic 326)		-			36
Provision for/(reverse of) credit loss during the period		892			246
Exchange translation adjustments		(62	)		(55	)
Balance as of end of the period		4,817			3,987

	Year Ended December 31,
	2024			2023
	US$(’000)			US$(’000)
	(Unaudited)			(Unaudited)
Credit loss for other current assets:
Balance as of beginning of the period		1,559			617
Cumulative-effect adjustment upon adoption of ASU No. 2016-13, Financial Instruments-Credit losses (Topic 326)		-			155
Provision for/(reverse of) for credit loss during the period		(46	)		787
Written off during the period		-			-
Exchange translation adjustments		-			-
Balance as of end of the period		1,513			1,559