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Intangible Assets (Tables)
12 Months Ended
Dec. 31, 2019
Disclosure Of Intangible Assets [Abstract]  
Summary of Intangible Assets

 

 

2019

 

2018

 

 

US$’000

 

US$’000

 

Cost

 

 

 

 

 

 

At January 1

 

586

 

 

526

 

Addition

 

20

 

 

67

 

Exchange difference

 

15

 

 

(7

)

At December 31

 

621

 

 

586

 

Accumulated amortization

 

 

 

 

 

 

At January 1

 

(429

)

 

(388

)

Amortization

 

(50

)

 

(44

)

Exchange difference

 

(14

)

 

3

 

At December 31

 

(493

)

 

(429

)

Net book value

 

 

 

 

 

 

At December 31

 

128

 

 

157