Aluminum of China : 2016 SECOND EXTRAORDINARY GENERAL MEETING

58d6db86-347f-44e4-9ffa-42744c0f0bd5.pdf If you are in any doubt as to any aspect of this circular or as to the action to be taken, you should consult your stockbroker or other registered dealer in securities, bank manager, solicitor, professional accountant or other professional adviser. If you have sold all your shares in Aluminum Corporation of China Limited*, you should at once hand this circular to the purchaser or to the bank, stockbroker or other agent through whom the sale was effected for transmission to the purchaser.

Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this circular, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this circular.

2016 SECOND EXTRAORDINARY GENERAL MEETING

A notice convening the EGM to be held at the Company's conference room, No. 62 North Xizhimen Street, Haidian District, Beijing, the PRC at 2:00 p.m. on Tuesday, 6 September 2016 is set out at page 5 to page 6 of this circular.

Reply slip and form of proxy for use at the EGM are enclosed and are also published on the website of the Hong Kong Stock Exchange (www.hkexnews.hk). Shareholders who intend to attend the EGM should complete and return the reply slip in accordance with the instructions printed thereon on or before Tuesday, 16 August 2016. Shareholders who intend to appoint a proxy to attend the EGM are requested to complete and return the form of proxy in accordance with the instructions printed thereon not less than 24 hours before the time appointed for the holding of the EGM or any adjournment thereof (as the case may be). Completion and return of the form of proxy will not prevent you from attending and voting in person at the EGM or any adjournment thereof if you so wish.

* For identification purposes only

22 July 2016

Page

DEFINITIONS ii LETTER FROM THE BOARD 1 NOTICE OF 2016 SECOND EXTRAORDINARY GENERAL MEETING 5

In this circular, the following expressions have the following meanings unless the context requires otherwise:

"A Share(s)" the domestic share(s) issued by the Company and denominated in RMB

and which are listed on the Shanghai Stock Exchange;

"A Shareholder(s)" holder(s) of A Shares;

"ADS(s)" the American Depository Share(s) issued by the Bank of New York Mellon as the depository bank and listed on the New York Stock Exchange, with each ADS representing 25 H Shares;

"Articles of Association" the articles of association of the Company; "Board" the board of Directors of the Company;

"Chalco Trading" China Aluminum International Trading Co., Ltd.* (中鋁國際貿易有限公

司), a limited liability company incorporated in the PRC and a wholly- owned subsidiary of the Company as at the Latest Practicable Date;

"Chalco Trading Hong Kong" Chalco Trading Hong Kong Co., Ltd.* (中鋁國貿香港有限公司), a

limited liability company incorporated in Hong Kong and a wholly- owned subsidiary of Chalco Trading as at the Latest Practicable Date;

"Chinalco" Aluminum Corporation of China* (中國鋁業公司), a wholly state-owned corporation incorporated in the PRC and the controlling shareholder of the Company holding directly and indirectly approximately 35.77% of the total issued share capital of the Company as at the Latest Practicable Date;

"Chinalco Shanghai" Chinalco (Shanghai) Co., Ltd.* (中鋁(上海)有限公司), a limited liability

company incorporated in the PRC and a wholly-owned subsidiary of Chinalco as at the Latest Practicable Date;

"Company" Aluminum Corporation of China Limited* (中國鋁業股份有限公司), a joint stock limited company incorporated in the PRC, the A Shares, H Shares and ADS(s) of which are listed on the Shanghai Stock Exchange, the Hong Kong Stock Exchange and the New York Stock Exchange, respectively;

"Director(s)" the director(s) of the Company;

"EGM" the 2016 second extraordinary general meeting of the Company to be held at the Company's conference room, No. 62 North Xizhimen Street, Haidian District, Beijing, the PRC at 2:00 p.m. on Tuesday, 6 September 2016;

"H Share(s)" the overseas-listed foreign invested share(s) in the Company's share

capital, with a nominal value of RMB1.00 each, which are listed on the Hong Kong Stock Exchange and subscribed for in Hong Kong dollars;

"H Shareholder(s)" holder(s) of H Shares;

"Hong Kong" the Hong Kong Special Administrative Region of the PRC;

"Hong Kong Listing Rules" the Rules Governing the Listing of Securities on The Stock Exchange of

Hong Kong Limited;

"Hong Kong Stock Exchange" The Stock Exchange of Hong Kong Limited;

"Latest Practicable Date" 15 July 2016, being the latest practicable date of ascertaining certain

information contained in this circular prior to its publication;

"Ningxia Energy" Chalco Ningxia Energy Group Co., Ltd.* (中鋁寧夏能源集團有限公司),

a limited liability company incorporated in the PRC, a subsidiary of the Company, which is owned as to 70.82% by the Company as at the Latest Practicable Date;

"PRC" The People's Republic of China, which for the purposes of this circular, excludes Hong Kong, the Macau Special Administrative Region of the PRC and Taiwan;

"RMB" Renminbi, the lawful currency of the PRC;

"SFO" The Securities and Futures Ordinance (Chapter 571 of the Laws of Hong Kong);

"Share(s)" A Shares and H Shares; and

"Shareholder(s)" A Shareholders and H Shareholders.