Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2017

Future minimum rental payable under non-cancellable operating leases with initial terms of one year or more consisted of the following:

	As of December 31,
	2017		2016
	US$’000		US$’000
Within one year		1,174		823
After one year but not more than five years		859		1,067
More than five years		1,607		1,774
		3,640		3,664

Future minimum payments under finance leases with initial terms of one year or more consisted of the following as of December 31:

	2017					2016
	Minimum payments			Present value of payments (Note 15 )		Minimum payments			Present value of payments (Note 15 )
	US$’000			US$’000		US$’000			US$’000
Within one year		39			36		32			29
After one year but not more than five years		44			42		57			54
More than five years		—			—		—			—
Total minimum lease payments		83			78		89			83
Less: amount representing finance charges		(5	)		—		(6	)		—
Present value of minimum lease payment		78			78		83			83