Segment information (Tables)

12 Months Ended

Dec. 31, 2018

Segment Reporting [Abstract]

Segment information

	2018			2017			2016
	US$’000			US$’000			US$’000
Revenue
Trading and manufacturing		13,770			11,001			13,721
Engineering		6,334			6,349			8,757
		20,104			17,350			22,478
Operating loss
Trading and manufacturing		(119	)		(153	)		(346	)
Engineering		(821	)		(306	)		(209	)
Unallocated corporate expenses		(119	)		(115	)		(115	)
		(1,059	)		(574	)		(670	)

	2018		2017		2016
	US$’000		US$’000		US$’000
Depreciation:
Trading and manufacturing		43		41		43
Engineering		17		20		12
		60		61		55
Capital Expenditures, Gross
Trading and manufacturing		79		13		12
Engineering		6		5		48
		85		18		60

	2018		2017
	US$’000		US$’000
Assets
Trading and manufacturing		9,951		5,049
Engineering		13,114		18,688
		23,065		23,737
Liabilities
Trading and manufacturing		4,233		2,806
Engineering		3,287		3,824
		7,520		6,630

Geographical analysis of revenue and assets

Geographical analysis of revenue by customer location is as follows:

	2018		2017		2016
	US$’000		US$’000		US$’000
Revenue -
The PRC		8,026		7,740		10,604
Hong Kong		11,169		9,270		11,687
Others		909		340		187
		20,104		17,350		22,478

(iii)      Long-lived assets (1)

Geographical analysis of long-lived assets is as follows:

	2018		2017
	US$’000		US$’000
Hong Kong		504		460
The PRC		250		274
		754		734

(1)             Long-lived assets represent property, plant and equipment, net.

Major suppliers and customers

Details of individual suppliers accounting for more than 5% of the Group’s purchases are as follows:

	2018			2017			2016
Supplier A		55	%		45	%		63	%
Supplier B		8	%		10	%		7	%
Supplier C		7	%		9	%		5	%
Supplier D		7	%		4	%		5	%

Details of individual customers accounting for more than 5% of the Group’s revenue are as follows:

	2018			2017			2016
Customer A		15	%		10	%		13	%
Customer B		7	%		-			-
Customer C		-			7	%		-
Customer D		-			5	%		-
Customer E		-			5	%		6	%
Customer F		-			-			6	%
Customer G		-			-			6	%