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Bank loans (Tables)
 12 Months Ended
Dec. 31, 2018
Disclosure Of Bank Loans [Abstract]  
Disclosure of detailed information about borrowings [text block]
The movement is presented below:
 
 
 
2018
 
 
2017
 
 
2016
 
 
 
US$(000)
 
 
US$(000)
 
 
US$(000)
 
 
 
 
 
 
 
 
 
 
 
Beginning balance
 
 
96,215
 
 
 
55,000
 
 
 
285,302
 
 
 
 
 
 
 
 
 
 
 
 
 
 
New loans
 
 
95,000
 
 
 
341,215
 
 
 
200,500
 
Disbursements
 
 
(95,000
)
 
 
(300,000
)
 
 
(442,957
)
Sale of subsidiary
 
 
(1,215
)
 
 
-
 
 
 
-
 
Exchange difference
 
 
-
 
 
 
-
 
 
 
12,155
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Final balance
 
 
95,000
 
 
 
96,215
 
 
 
55,000