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Inventories (Tables)

12 Months Ended

Dec. 31, 2020

Classes Of Inventories [Abstract]

Summary of Inventories

	As of December 31,
	2020			2019
	US$’000			US$’000
Raw materials and supplies		23,490			18,578
Work in progress		17,992			18,593
Finished goods		54,889			48,016
Total inventories at the lower of cost and net realizable value		96,371			85,187