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Bank loans | 12 Months Ended
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Dec. 31, 2020
Bank loans |
Bank loans | 13. Bank loans The movement is presented below:
|  | 2020 |  | 2019 |  | 2018
|  | US$(000) |  | US$(000) |  | US$(000)
Beginning balance |  | 55,000 |  | 95,000 |  | 95,000
New loans |  | 18,019 |  | 55,000 |  | 95,000
Payments |  | (7,197) |  | (95,000) |  | (95,000)
Exchange difference |  | (29) |  | — |  | —
Final balance |  | 65,793 |  | 55,000 |  | 95,000
As of December 31, 2020 and 2019, bank loans were obtained for working capital purposes, have current maturity and accrue interest at market annual rates ranging from 1.65% to 3.7% as of December 31, 2020 (2% to 2.95% as of December 31, 2019).

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- Definition The disclosure of loans and advances to banks. [Refer: Loans and advances to banks] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 10 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_10_e&doctype=Standard -URIDate 2020-01-01 + Details
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