PDF《OF THE COMPANY TO CHINALCO;》

128 SUPPLEMENTAL NOTICE OF ? THE

2012 ANNUAL GENERAL MEETING

160 ― ii ― DEFINITIONS 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 as the depository bank and listed on the New York Stock Exchange, with each ADS representing

25 H Shares;

AGM the annual 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 9:30 a.m. on Thursday,

27 June 2013;

AGM Circular the circular issued by the Company to the Shareholders dated

13 May

2013 for the AGM;

AGM Notice the notice issued by the Company to the Shareholders dated

13 May

2013 for the AGM;

AGM Proxy Form the proxy form enclosed with the AGM Circular for use at the AGM;

Alumina Assets ? Transfer Agreement the agreement entered into between the Company and Guizhou Aluminum Plant, a subsidiary of Chinalco, on

6 June 2013, pursuant to which the Company agreed to sell and Guizhou Aluminum Plant agreed to purchase the alumina assets of Guizhou Branch of the Company;

Aluminum Fabrication Assets ? Transfer Agreement the agreement entered into between the Company and Northwest Aluminum Fabrication Plant, a subsidiary of Chinalco, on

6 June 2013, pursuant to which the Company agreed to sell and Northwest Aluminum Fabrication Plant agreed to purchase the whole assets of Northwest Aluminum Fabrication Branch of the Company;

― iii ― DEFINITIONS Aluminum Fabrication ? Enterprises the enterprises including Chalco Henan, Chalco Southwest Aluminum, Chalco Southwest Cold Rolling, Huaxi Aluminum, Chalco Ruimin, Chalco Qingdao, Sapa Chalco and Guizhou Chalco, the equity interests in which are proposed to be disposed of by the Company;

Aluminum Fabrication Interests the 86.84% equity interest in Chalco Henan, 60% equity interest in Chalco Southwest Aluminum, 100% equity interest in Chalco Southwest Cold Rolling, 56.86% equity interest in Huaxi Aluminum, 93.47% equity interest in Chalco Ruimin, 100% equity interest in Chalco Qingdao, 50% equity interest in Sapa Chalco and 40% equity interest in Guizhou Chalco, all of which are directly held by the Company as at the Latest Practicable Date;

Aluminum Fabrication ? Interests Transfer Agreement the agreement to be entered into between the Company and Chinalco, pursuant to which the Company agreed to sell and Chinalco agreed to purchase the Aluminum Fabrication Interests;

Articles of Association the Articles of Association of the Company;

associate(s) has the same meaning as defined in the Hong Kong Listing Rules;

Board the board of Directors;

CBEX China Beijing Equity Exchange, an approved equity exchange for the transfer of state-owned assets;

CEA China Enterprise Appraisals Co., Ltd., a qualified independent valuer;

Chalco Henan Chalco Henan Aluminum Fabrication Co., Ltd.* (中铝河南铝业 有限公司), a limited liability company established in the PRC, which is directly owned as to 86.84% equity interest by the Company as at the Latest Practicable Date;

― iv ― DEFINITIONS Chalco Qingdao Chalco Qingdao Light Metal Company Limited* (中铝青岛轻 金属有限公司), a limited liability company established in the PRC, which is directly owned as to 100% equity interest by the Company as at the Latest Practicable Date;