Note 4 - Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

Foreign Currency Exchange Rates [Table Text Block]

	As of December 31,
	2023		2022
Balance sheet items, except for equity accounts		7.0827		6.9646

	Year Ended December 31,
	2023		2022
Items in the statements of operations and comprehensive loss		7.0467		6.7261

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, 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		-		-		-		-

			Fair value measurement at reporting date using
	As of December 31, 2022		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		185		-		-		185

Disaggregation of Revenue [Table Text Block]

	Year Ended December 31,
	2023		2022
	US$(’000)		US$(’000)
Internet advertising and related service
--distribution of the right to use search engine marketing service		30,510		22,262
--online advertising placements		-		3,548
Ecommerce O2O advertising and marketing services		-		-
Blockchain-based SaaS services		75		425
Total revenues	$	30,585	$	26,235

	Year Ended December 31,
	2023		2022
	US$(’000)		US$(’000)
Revenue recognized over time		30,585		25,835
Revenue recognized at a point in time		-		400
Total revenues	$	30,585	$	26,235

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

	Contract liabilities
	US$(’000)
Balance as of January 1, 2022		1,245
Exchange translation adjustment		(105	)
Revenue recognized from beginning contract liability balance		(1,104	)
Advances received from customers related to unsatisfied performance obligations		703
Balance as of December 31, 2022		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

Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block]

	Operating leases
	US$(’000)
Year ending December 31,
-2024		25
-2025		-
-2026		-
-2027		-
-thereafter		-
Total undiscounted lease payments		25
Less: imputed interest		(1	)
Operating lease liabilities as of December 31, 2023	$	24
Including:
Operating lease liabilities		24
Operating lease liabilities-Non current		-
	$	24

Lease, Cost [Table Text Block]

	Year Ended December 31,
	2023		2022
	US$(’000)		US$(’000)
Long-term operating lease contracts		326		459
Short-term operating lease contracts		31		48
Total		357		507

	Year Ended December 31,
	2023			2022
Operating cash flows used for operating leases (US$’000)		498			361
Right-of-use assets obtained in exchange for new lease liabilities (US$’000)		-			252
Weighted-average remaining lease term (years)		0.08			5.75
Weighted-average discount rate		6	%		6	%

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

	Year Ended December 31,
	2023			2022
	US$(’000)			US$(’000)
	(Unaudited)			(Unaudited)
Credit loss for accounts receivable:
Balance as of beginning of the period		3,760			2,236
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		246			1,763
Written off during the period		-			-
Exchange translation adjustments		(55	)		(239	)
Balance as of end of the period		3,987			3,760

	Year Ended December 31,
	2023		2022
	US$(’000)		US$(’000)
	(Unaudited)		(Unaudited)
Credit loss for other current assets:
Balance as of beginning of the period		617		-
Cumulative-effect adjustment upon adoption of ASU No. 2016-13, Financial Instruments-Credit losses (Topic 326)		155		-
Provision for credit loss during the period		787		617
Written off during the period		-		-
Exchange translation adjustments		-		-
Balance as of end of the period		1,559		617