Turquoise Hill Resources, Ltd. is an international mining company specializing in copper, gold and coal mining in the Asia Pacific region, and owns 66% of Oyu Tolgoi, one of the largest copper-gold-silver mines in the world. The company was founded in 1994 as Ivanhoe Mines and acquired its current name in 2012. Turquoise Hill Resources, Ltd. employs 2,679 workers and is headquartered in Vancouver, Canada.
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