Welcome

Welcome to the official Oyu Tolgoi website.
Oyu Tolgoi LLC, Mongolia's largest copper and gold mining company, is a strategic partnership between the Government of Mongolia, Turquoise Hill Resources and Rio Tinto.

Oyu Tolgoi welcomes agreement to advance development of underground mine
Tuesday, 19 May 2015 - Oyu Tolgoi LLC welcomes agreement to advance the development of the underground mine in Mongolia.
Oyu Tolgoi signs Cooperation Agreement with Umnugobi
Wednesday, 22 April 2015 - Oyu Tolgoi LLC today signed a Cooperation Agreement with its partner communities – composed of the Umnugobi aimag, and the Khanbogd,...
Oyu Tolgoi announces first quarter 2015 production
Tuesday, 21 April 2015 - Oyu Tolgoi today announced its production report for the first quarter of 2015. Concentrate production in Q1’15 decreased approximately...
Oyu Tolgoi LLC and Erdenet Mining Corporation today signed a MoU
Monday, 20 April 2015 - Oyu Tolgoi LLC and Erdenet Mining Corporation today signed a Memorandum of Understanding (MoU) to work together for the further development of...
Oyu Tolgoi marks 1 million tonnes concentrate shipment with site ceremony
Sunday, 29 March 2015 - The Government of Mongolia and Rio Tinto today formally celebrated the major milestone of Oyu Tolgoi LLC shipping one million tonnes of copper...

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Managing our Environmental Impact

Protecting the environment and minimising the impact of the project is one of Oyu Tolgoi’s most important priorities. Find out more about how we are working to be sustainable in everything we do.

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Active tenders


If you would like to express your interest in supplying Oyu Tolgoi, please respond to our active tenders.

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People and Employment

We offer employment opportunities for Mongolians, expatriates and graduates across a diverse range of disciplines.

Current vacancies:

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Copper and the world


From the smartphone in your pocket to the lights in your apartment, find out why we all need copper.

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