Aluminum of China : SUPPLEMENTAL NOTICE OF 2017 FIRST EXTRAORDINARY GE…

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References are made to the notice (the "Notice") and the circular (the "Circular") of 2017 First Extraordinary General Meeting of Aluminum Corporation of China Limited* (the "Company") dated 8 September 2017, which set out the time and venue of the 2017 First Extraordinary General Meeting of the Company (the "EGM") and contain the details of the resolution proposed at the EGM for the consideration and approval of the shareholders of the Company (the "Shareholders").

Pursuant to the provisions of the Articles of Association of the Company, when a general meeting is held, the Shareholders who individually or together hold more than 3% of the Shares of the Company are entitled to put forward extraordinary proposals to the Company. On 9 October 2017, Aluminum Corporation of China* (中國鋁業公司), the controlling shareholder of the Company, who directly holds 32.81% of the Shares of the Company as at the date of this supplemental notice, put forward an extraordinary proposal and submitted it in writing to the convener of the EGM. According to the provisions of relevant laws and regulations and the Articles of Association of the Company, the above-mentioned extraordinary proposal will be submitted at the EGM of the Company for consideration.

SUPPLEMENTAL NOTICE IS HEREBY GIVEN that the EGM, which will be convened as originally scheduled at the Company's conference room, No. 62 North Xizhimen Street, Haidian District, Beijing, the People's Republic of China at 2:00 p.m. on Thursday, 26 October 2017, will consider, and if thought fit, pass the resolution set out in the Notice as well as the following newly-added resolution proposed to the board of directors of the Company (the "Board") by Aluminum Corporation of China* (中 國鋁業公司), the controlling shareholder of the Company (unless the context requires otherwise, terms used in this supplemental notice have the same meanings as defined in the Circular):

1. To consider and approve the resolution in relation to the proposed application by the Company for the continuation of the suspension of trading in A Shares.

By order of the Board

Company Secretary

Beijing, the PRC 10 October 2017

As at the date of this announcement, the members of the Board comprise Mr. Yu Dehui, Mr. Ao Hong, Mr. Lu Dongliang and Mr. Jiang Yinggang (Executive Directors); Mr. Liu Caiming and Mr. Wang Jun (Non-executive Directors); Ms. Chen Lijie, Mr. Hu Shihai and Mr. Lie-A-Cheong Tai Chong, David (Independent Non-executive Directors).

Notes:

1. A supplemental circular of the EGM detailing the above resolution has been dispatched to the Shareholders on 10 October 2017.

2. This supplemental notice is enclosed with a revised form of proxy (the "Revised Form of Proxy") which sets out the abovementioned resolution.

   IMPORTANT NOTICE: The Revised Form of Proxy supersedes the form of proxy which was enclosed with the notice and the circular dated 8 September 2017 in relation to the EGM of the Company (the "Original Form of Proxy") and has been dispatched to the Shareholders. Shareholders who have completed and returned the Original Form of Proxy shall note that the Original Form of Proxy is no longer applicable for the EGM.

   Shareholders who intend to appoint a proxy to attend the EGM and vote on the resolution set out in this supplemental notice are requested to complete and return the Revised 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. Completion and return of the Revised Form of Proxy will not prevent you from attending and voting in person at the EGM or any adjournment thereof if you so wish.

3. For particulars of other resolution to be considered at the EGM, eligibility for attending the EGM, registration procedures for attending the EGM, and closure of register of members and other matters regarding the EGM, please refer to the notice of the 2017 First Extraordinary General Meeting of the Company dated 8 September 2017.

* For identification purposes only