Turquoise Hill Resources Ltd. (“Turquoise Hill” or the “Company”) announced today that the Company and Rio Tinto have agreed to cancel the hearing scheduled for March 2 to consider the continuation of the temporary injunction ordered by the arbitrator in the British Columbia arbitration, as announced by Turquoise Hill on February 4, 2021. The parties have agreed that the injunction will remain in effect pending the outcome of the arbitration.

About Turquoise Hill Resources
Turquoise Hill is an international mining company focused on the operation and continued development of the Oyu Tolgoi copper-gold mine in Mongolia, which is the Company's principal and only material mineral resource property. Turquoise Hill's ownership of the Oyu Tolgoi mine is held through a 66% interest in Oyu Tolgoi LLC (Oyu Tolgoi); Erdenes Oyu Tolgoi LLC, a Mongolian stateowned entity, holds the remaining 34% interest