TRADE AND OTHER PAYABLES

12 Months Ended

Dec. 31, 2019

Trade and other current payables [abstract]

TRADE AND OTHER PAYABLES

23. TRADE AND OTHER PAYABLES

	December 31, 2019 US$’000		December 31, 2018 US$’000
Trade payables		7,833		8,116
Payroll taxes		519		448
Employee related social insurance		170		154
Accrued liabilities		8,133		7,878
Deferred income		292		312
		16,947		16,908

Accrued liabilities include US$1,307,000 (2018: US$1,207,000) relating to contracted licence payments.