Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2018

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,
	2018		2017
	US$’000		US$’000
Within one year		616		1,174
After one year but not more than five years		1,279		859
More than five years		1,368		1,607
		3,263		3,640

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

	2018					2017
	Minimum payments			Present value of payments		Minimum payments			Present value of payments
	US$’000			US$’000		US$’000			US$’000
Within one year		47			44		39			36
After one year but not more than five years		47			46		44			42
More than five years		—			—		—			—
Total minimum lease payments		94			90		83			78
Less: amount representing finance charges		(4	)		—		(5	)		—
Present value of minimum lease payment		90			90		78			78