Note 3 - Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2019

Notes Tables

Foreign Currency Exchange Rates [Table Text Block]

	March 31, 2019	December 31, 2018
Balance sheet items, except for equity accounts	6.7335	6.8632

	Three Months Ended March 31,
		2019	2018
Items in the statements of operations and comprehensive loss, and statements of cash flows		6.7468	6.3632

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

			Fair value measurement at reporting date using
		As of March 31, 2019		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 16)		956	-			-		956

			Fair value measurement at reporting date using
		As of December 31, 2018		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 16)		606	-			-		606

Disaggregation of Revenue [Table Text Block]

	Three Months Ended March 31,
		2019	2018
		US$(’000)	US$(’000)
		(Unaudited)	(Unaudited)
Internet advertising and data service
--distribution of the right to use search engine marketing service		6,725	6,443
--online advertising placements		1,831	1,597
--sales of effective sales lead information		6	122
TV advertising service		-	91
Others		5	7
Total revenues		8,567	8,260

	Three Months Ended March 31,
		2019	2018
		US$(’000)	US$(’000)
		(Unaudited)	(Unaudited)
Revenue recognized over time		8,561	8,138
Revenue recognized at a point in time		6	122
Total revenues		8,567	8,260

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

	Advance from customers
	US$(’000)
Balance as of January 1, 2019	1,061
Exchange translation adjustment	20
Revenue recognized from beginning contract liability balance	(548	)
Advances received from customers related to unsatisfied performance obligations	1,111
Balance as of March 31, 2019 (Unaudited)	1,644

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

	Operating leases
	US$(’000)
	(Unaudited)
Nine months ending December 31,
-2019	-
Year ending December 31,
-2020	11
Total undiscounted lease payments	11
Less: imputed interest	(1	)
Operating lease liabilities as of March 31, 2019	10

Lease, Cost [Table Text Block]

Operating cash flows used for operating leases	93
Right-of-use assets obtained in exchange for new lease liabilities	10
Weighted-average remaining lease term (years)	1.96
Weighted-average discount rate	6	%