Changes to the Board of Directors

6 December 2013

KAZAKHMYS ANNOUNCES CHANGES TO THE BOARD OF DIRECTORS

Kazakhmys PLC ("Kazakhmys") announces that Daulet Yergozhin stepped down from the Board, with effect from 5 December. Mr Yergozhin has been a non-executive Director since 2008 representing the Government of Kazakhstan, which previously held a 26% stake in Kazakhmys. Mr Yergozhin left the Board following the recent disposal of the Government's holding in connection with the ENRC Takeover Offer.

Simon Heale, non-executive Chairman of Kazakhmys PLC, said: "I would like to thank Mr Yergozhin for his valuable guidance over the years and, in particular, for his insight into Kazakhstan's natural resources sector."

Following Daulet Yergozhin's retirement, Kazakhmys' Board consists of nine members, with five independent Directors, led by a non-executive Chairman.

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Kazakhmys PLC is a leading international natural resources group with significant interests in copper, gold, zinc, silver and power generation.

It is the largest copper producer in Kazakhstan and one of the top worldwide with 16 operating mines, 9concentrators and 1 copper smelter. Kazakhmys Mining's operations are fully integrated from mining ore through to the production of finished copper cathode and rod. Total copper cathode equivalent output from own ore was 292 kt in 2012. Production is backed by a captive power supply and significant rail infrastructure.

Kazakhmys Mining produces significant volumes of other metals, including zinc, silver and gold. In 2012, it produced 152 kt of zinc in concentrate. The Group is amongst the largest silver producers in the world with 12.6 Moz produced in 2012.

Kazakhmys Power includes a 50% interest in the coal fired Ekibastuz GRES-1 plant, the largest in Kazakhstan. The plant is undergoing a modernisation programme to take current capacity of 3,000 MW to its nameplate capacity of 4,000 MW. Kazakhmys Power also operates the captive power stations which supply electricity to Kazakhmys Mining.

The Group is listed on the London Stock Exchange, the Kazakhstan Stock Exchange (KASE) and the Hong Kong Stock Exchange (HKSE). It had revenues from continuing operations of $3.4 billion in 2012 with GroupEBITDA of $1.9 billion. The Group employs around 58,000 people, principally in Kazakhstan. The Group's strategic aim is to optimise its current operations, deliver its major growth projects and to participate in the development of the significant natural resource opportunities in Central Asia.