Note 3 - Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2022

Notes Tables

Foreign Currency Exchange Rates [Table Text Block]

	June 30, 2022		December 31, 2021
Balance sheet items, except for equity accounts		6.7114		6.3757
	Six Months Ended June 30,
	2022		2021
Items in the statements of operations and comprehensive loss		6.4835		6.4718
	Three Months Ended June 30,
	2022		2021
Items in the statements of operations and comprehensive loss		6.6144		6.4596

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

			Fair value measurement at reporting date using
	As of June 30, 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)
	(Unaudited)
Warrant liabilities (Note 15)		257		-		-		257

			Fair value measurement at reporting date using
	As of December 31, 2021		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 15)		2,039		-		-		2,039

Disaggregation of Revenue [Table Text Block]

	Six Months Ended June 30,				Three Months Ended June 30,
	2022		2021		2022		2021
	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		12,369		18,965		5,775		12,100
--online advertising placements		2,228		3,595		1,170		2,193
Ecommerce O2O advertising and marketing services		-		387		-		258
Total revenues	$	14,597	$	22,947	$	6,945	$	14,551

	Six Months Ended June 30,				Three Months Ended June 30,
	2022		2021		2022		2021
	US$(’000)		US$(’000)		US$(’000)		US$(’000)
	(Unaudited)		(Unaudited)		(Unaudited)		(Unaudited)
Revenue recognized over time		14,597		22,947		6,945		14,551
Revenue recognized at a point in time		-		-		-		-
Total revenues	$	14,597	$	22,947	$	6,945	$	14,551

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		(62	)
Revenue recognized from beginning contract liability balances		(1,150	)
Advances received from customers related to unsatisfied performance obligations		761
Balance as of June 30, 2022 (Unaudited)	$	794

Lessee, Operating Lease, Liability, Maturity [Table Text Block]

	Operating leases
	US$(’000)
	(Unaudited)
Six months ending December 31, 2022		246
Year ending December 31,
-2023		465
-2024		324
-2025		341
-2026		358
-2027		376
-thereafter		461
Total undiscounted lease payments		2,571
Less: imputed interest		(432	)
Total operating lease liabilities as of June 30, 2022	$	2,139
Including:
Operating lease liabilities		391
Operating lease liabilities-Non current		1,748
	$	2,139

Lease, Cost [Table Text Block]

	Six Months Ended June 30,				Three Months Ended June 30,
	2022		2021		2022		2021
	US$(’000)		US$(’000)		US$(’000)		US$(’000)
	(Unaudited)		(Unaudited)		(Unaudited)		(Unaudited)
Long-term operating lease contracts		193		124		103		87
Short-term operating lease contracts		29		30		14		15
Total	$	222	$	154	$	117	$	102

	Six Months Ended June 30, 2022
	(Unaudited)
Operating cash flows used for operating leases (US$’000)		178
Right-of-use assets obtained in exchange for new lease liabilities (US$’000)		259
Weighted-average remaining lease term (years)		6.06
Weighted-average discount rate		6	%