Note 4 - Summary of Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2023

Notes Tables

Foreign Currency Exchange Rates [Table Text Block]

	September 30, 2023		December 31, 2022
Balance sheet items, except for equity accounts		7.1798		6.9646

	Nine Months Ended September 30,
	2023		2022
Items in the statements of operations and comprehensive loss		7.0148		6.6068

	Three Months Ended September 30,
	2023		2022
Items in the statements of operations and comprehensive loss		7.1649		6.8287

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

	Nine Months Ended September 30,						Three Months Ended September 30,
	2023			2022			2023		2022
	US$(’000)			US$(’000)			US$(’000)		US$(’000)
	(Unaudited)			(Unaudited)			(Unaudited)		(Unaudited)
Credit loss for accounts receivable:
Balance as of beginning of the period		3,760			2,236			3,715		2,454
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		247			330			207		-
Written off during the period		-			-			-		-
Exchange translation adjustments		(100	)		(229	)		21		(117	)
Balance as of end of the period		3,943			2,337			3,943		2,337

	Nine Months Ended September 30,				Three Months Ended September 30,
	2023		2022		2023		2022
	US$(’000)		US$(’000)		US$(’000)		US$(’000)
	(Unaudited)		(Unaudited)		(Unaudited)		(Unaudited)
Credit loss for other current assets:
Balance as of beginning of the period		617		-		1,187		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		1,095		617		680		-
Written off during the period		-		-		-		-
Exchange translation adjustments		-		-		-		-
Balance as of end of the period		1,867		617		1,867		617

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

			Fair value measurement at reporting date using
	As of September 30, 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)
	(Unaudited)
Warrant liabilities (Note 14)		-		-		-		-

			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 (Note 14)		185		-		-		185

Disaggregation of Revenue [Table Text Block]

	Nine Months Ended September 30,				Three Months Ended September 30,
	2023		2022		2023		2022
	US$(’000)		US$(’000)		US$(’000)		US$(’000)
	(Unaudited)		(Unaudited)		(Unaudited)		(Unaudited)
Internet advertising and related services
--distribution of the right to use search engine marketing service		24,815		18,605		9,011		6,236
--online advertising placements		427		3,208		145		980
Blockchain-based SaaS services		75		-		25		-
Total revenues	$	25,317	$	21,813	$	9,181	$	7,216

	Nine Months Ended September 30,				Three Months Ended September 30,
	2023		2022		2023		2022
	US$(’000)		US$(’000)		US$(’000)		US$(’000)
	(Unaudited)		(Unaudited)		(Unaudited)		(Unaudited)
Revenue recognized over time		25,242		21,813		9,156		7,216
Revenue recognized at a point in time		75		-		25		-
Total revenues	$	25,317	$	21,813	$	9,181	$	7,216

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		(18	)
Revenue recognized from beginning contract liability balances		(649	)
Advances received from customers related to unsatisfied performance obligations		1,061
Balance as of September 30, 2023(Unaudited)		1,133

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

	Operating leases
	US$(’000)
	(Unaudited)
Three months ending December 31, 2023		73
Year ending December 31,
-2024		303
-2025		319
-2026		335
-2027		351
-2028		369
-thereafter		62
Total undiscounted lease payments		1,812
Less: imputed interest		(272	)
Total operating lease liabilities as of September 30, 2023		1,540
Including:
Operating lease liabilities		216
Operating lease liabilities-Non current		1,324
	$	1,540

Lease, Cost [Table Text Block]

	Nine Months Ended September 30,				Three Months Ended September 30,
	2023		2022		2023		2022
	US$(’000)		US$(’000)		US$(’000)		US$(’000)
	(Unaudited)		(Unaudited)		(Unaudited)		(Unaudited)
Long-term operating lease contracts		386		329		125		136
Short-term operating lease contracts		23		39		9		10
Total	$	409	$	368	$	134	$	146

	Nine Months Ended September 30, 2023
	(Unaudited)
Operating cash flows used for operating leases (US$’000)		409
Right-of-use assets obtained in exchange for new lease liabilities (US$’000)		-
Weighted-average remaining lease term (years)		5.42
Weighted-average discount rate		6	%