IVN Turquoise Hill Resources Ltd.

Ivanhoe Mines (TSX: IVN)(NYSE: IVN)(NASDAQ: IVN) and its strategic partner, Rio Tinto, will join with the Government of Mongolia in a state ceremony for the signing of an Investment Agreement for the Oyu Tolgoi copper-gold project on Tuesday, October 6.

The Mongolian Government announced on October 4 that the signing will take place in the Great Hall of the Parliament House in the capital city of Ulaanbaatar. The ceremony will be attended by Mongolia's President Tsakhia Elbegdorj, Prime Minister Sanjaa Bayar, Parliament Speaker Damdin Demberel, members of the Cabinet, members of the national Parliament, government officials and invited representatives of international embassies, the Mongolian business community, civic organizations and the public.

The Investment Agreement, which establishes a legal, stable, long-term tax and regulatory environment for the construction and operation of the Oyu Tolgoi mining complex, will be signed by representatives of Ivanhoe Mines and Rio Tinto. Under Mongolia's Minerals Law, the Government's signatories will be the Minister of Finance, the Minister of Mineral Resources and Energy and the Minister of Environment and Tourism.

Ivanhoe Mines' shares are listed on the Toronto, New York and NASDAQ stock exchanges under the symbol IVN.

Contacts: Ivanhoe Mines Ltd. Bill Trenaman Investors 1-604-688-5755 Ivanhoe Mines Ltd. Bob Williamson Media 1-604-331-9880 Website: www.ivanhoemines.com