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Intangible Assets (Tables)
12 Months Ended
Dec. 31, 2021
Disclosure Of Intangible Assets [Abstract]  
Summary of Intangible Assets

 

2021

 

2020

 

 

US$’000

 

US$’000

 

Cost

 

 

 

 

 

 

At January 1

 

743

 

 

621

 

Addition

 

4

 

 

67

 

Disposals

 

(19

)

 

 

Transfer

 

 

40

 

Exchange difference

 

(32

)

 

15

 

At December 31

 

696

 

 

743

 

Accumulated amortization

 

 

 

 

 

 

At January 1

 

(563

)

 

(493

)

Amortization

 

(47

)

 

(62

)

Disposals

 

19

 

 

Exchange difference

 

24

 

 

(8

)

At December 31

 

(567

)

 

(563

)

Net book value

 

 

 

 

 

 

At December 31

 

129

 

 

180