Oyu Tolgoi is jointly owned by Erdenes Oyu Tolgoi LLC on behalf of the Government of Mongolia (34%) and Rio Tinto (66%). _____ 1 Source: Wood Mackenzie Dec 2022, based on production from committed projects 2 Based on the Oyu Tolgoi Feasibility Study 2020 (OTFS20). The estimated average production of ~500ktpa copper for the years 2028 …