About Us


Oyu Tolgoi is a copper mine in the Umnugovi aimag of Mongolia, approximately 550 kilometres south of the capital Ulaanbaatar. It holds one of the largest high-grade copper deposits in the world.

Underpinned by our core value of safety, Oyu Tolgoi creates value by mining, processing and exporting copper, gold, and other minerals to international markets, contributing to the prosperity of Mongolia.

Oyu Tolgoi is committed to a high standard of environmental stewardship and working closely with local communities to protect the history, culture and livelihoods of the Umnugovi aimag.