Note 3 - Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2018

Notes Tables

Foreign Currency Exchange Rates [Table Text Block]

	June 30, 2018		December 31, 2017
Balance sheet items, except for equity accounts		6.6166		6.5342

	Six Months Ended June 30,
	2018		2017
Items in the statements of operations and comprehensive loss, and statements of cash flows		6.3711		6.8697

	Three Months Ended June 30,
	2018		2017
Items in the statements of operations and comprehensive loss, and statements of cash flows		6.3789		6.8536

Disaggregation of Revenue [Table Text Block]

	Six Months Ended June 30				Three Months Ended June 30,
	2018		2017		2018		2017
	US$(’000)		US$(’000)		US$(’000)		US$(’000)
	(Unaudited)		(Unaudited)		(Unaudited)		(Unaudited)
Internet advertising and data service
--online advertising placement		4,551		3,933		2,954		2,031
--sales of effective sales lead information		283		813		161		423
Search engine marketing and data service		25,848		12,987		19,405		8,015
TV advertising service		91		-		-		-
Others		7		31		-		31
Total revenues		30,780		17,764		22,520		10,500

	Six Months Ended June 30				Three Months Ended June 30,
	2018		2017		2018		2017
	US$(’000)		US$(’000)		US$(’000)		US$(’000)
	(Unaudited)		(Unaudited)		(Unaudited)		(Unaudited)
Revenue recognized over time		30,497		16,951		22,359		10,077
Revenue recognized at a point in time		283		813		161		423
Total revenues		30,780		17,764		22,520		10,500

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

	Advance from customers
	US$(’000)
Balance as of January 1, 2018		3,559
Revenue recognized from beginning contract liability balance		(3,248	)
Advances received from customers related to unsatisfied performance obligations		1,132
Exchange translation adjustment		(44	)
Balance as of June 30, 2018 (Unaudited)		1,399

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

			Fair value measurement at reporting date using
	As of June 30, 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 20)		1,327		-		-		1,327

Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]

	Valuation technique(s)	Unobservable inputs	Value of inputs
Goodwill	Discounted Cash Flow	Base projection period (years)	5
		Discount rate	20%
		Terminal growth rate	3.5%