11.	Intangible assets, net

	September 30, 2017			December 31, 2016
	US$(’000)			US$(’000)
	(Unaudited)
Intangible assets not subject to amortization:
Domain name		1,455			1,393
Intangible assets subject to amortization:
Customer relationship		2,007			1,920
Non-compete agreements		1,104			1,057
Software technologies		310			295
Cloud compute software technology		1,399			1,338
Intelligent marketing data service platform		4,865			4,655
Internet safety, information exchange security and data encryption software		1,959			1,874
Cloud video management system		1,431			1,369
Other computer software		118			113
Intangible assets, cost		14,648			14,014
Less: accumulated amortization		(6,035	)		(4,875	)
Less: accumulated impairment losses		(1,960	)		(1,875	)
Intangible assets, net		6,653			7,264

Amortization expenses in aggregate for the

nine

months ended

September 30, 2017

and

2016

were approximately

US$917,000

and

US$977,000,

respectively. Amortization expenses in aggregate for the

three

months ended

September 30, 2017

and

2016

were approximately

US$310,000

and

US$354,000,

respectively.

Based on the current carrying value of the finite-lived intangible assets recorded, which weighted average remaining useful life was

5.85

years as of

September 30, 2017,

and assuming

further subsequent impairment of the underlying intangible assets, the estimated future amortization expenses is approximately

US$308,000

for the

three

months ending

December 31, 2017,

approximately

US$1,232,000

each year for the years ending

December 31, 2018

through

2020,

and approximately

US$1,161,000

for the year ending

December 31, 2021.