Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, 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 announcement.

ANNOUNCEMENT PROPOSED AMENDMENTS TO THE ARTICLES OF ASSOCIATION, THE RULES OF PROCEDURES FOR THE SHAREHOLDERS' MEETING, THE RULES OF PROCEDURES FOR THE BOARD MEETING AND THE RULES OF PROCEDURES FOR THE SUPERVISORY COMMITTEE MEETING

As considered and approved at the 13th meeting of the sixth session of the board of directors (the "Board") of Aluminum Corporation of China Limited* (the "Company") on 17 August 2017, the Company was approved to make amendments to the Articles of Association of Aluminum Corporation of China Limited* (the "Articles of Association"), the Rules of Procedures for the Shareholders' Meeting of Aluminum Corporation of China Limited* (the "Rules of Procedures for the Shareholders' Meeting"), and the Rules of Procedures for the Board meeting of Aluminum Corporation of China Limited* (the "Rules of Procedures for the Board Meeting"); on the same day, as considered and approved at the 6th meeting of the sixth session of the Supervisory Committee (the "Supervisory Committee") of the Company, the Company was approved to make amendments to the Rules of Procedures for the Supervisory Committee meeting of Aluminum Corporation of China Limited* (the "Rules of Procedures for the Supervisory Committee Meeting").

In accordance with the requirements of the State-owned Assets Supervision and Administration Commission of the State Council on Implementation of the Guiding Opinions on Deepening the State-owned Enterprises' Reform of the State Council of

the People's Republic of China 《(

中共中央國務院關於深化國有企業改革的指導意

見 》), the Board of the Company proposed to include relevant provisions concerning Party-building in the Articles of Association, and reviewed and revised the relevant articles in the Articles of Association, the Rules of Procedures for the Shareholders'

Meeting, the Rules of Procedures for the Board Meeting and the Rules of Procedures for the Supervisory Committee Meeting, pursuant to the Company Law of the People's Republic of China , the Guidelines for the Articles of Association of Listed Companies (as amended in 2016) issued by the China Securities Regulatory Commission, the rules governing the listing of shares or securities on the stock exchanges on which the Company's shares are listed and relevant provisions under applicable laws, regulations and normative documents, as well as the Company's actual circumstances. For details, please refer to Appendix I, Appendix Ⅱ, Appendix Ⅲ and Appendix Ⅳ as set out in this announcement.

The Board and the Supervisory Committee of the Company are of the opinion that the proposed amendments to the Articles of Association, the Rules of Procedures for the Shareholders' Meeting, the Rules of Procedures for the Board Meeting and the Rules of Procedures for the Supervisory Committee Meeting were in the interests of the Company and its shareholders.

The proposed amendments to the Articles of Association, the Rules of Procedures for the Shareholders' Meeting, the Rules of Procedures for the Board Meeting and the Rules of Procedures for the Supervisory Committee Meeting shall be subject to the consideration and approval of the shareholders of the Company at the general meeting of the Company before coming into effect. The Company will dispatch the circular containing the details of the proposed amendments to the Articles of Association, the Rules of Procedures for the Shareholders' Meeting, the Rules of Procedures for the Board Meeting and the Rules of Procedures for the Supervisory Committee Meeting to the shareholders of the Company as soon as practicable.

By order of the Board

Aluminum Corporation of China Limited* Zhang Zhankui

Company Secretary

Beijing, the PRC 17 August 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).

* For identification purpose only

APPENDIX I Table of Amendments to the Articles of Association

Article

Original Article

Revised Article

Table of contents

A total of 23 chapters

A total of 24 chapters

Newly - added Chapter 1 0 Party Organizations (the Party Committee)

The original Chapter 10 to Chapter 23 is renumbered as

Chapter 11 to Chapter 24

Notes under table of contents

In the remarks column of these Articles of Association, "Company Law" means the revised Company Law of the People's Republic of China that comes into effect on January 1, 2006; "Securities Act" means the revised Securities Law of the People's Republic of China that comes into effect on January 1, 2006; "MP" means the Mandatory Provisions of Articles of Association of Companies That List Overseas jointly issued by the former Securities Office of the State Council and the former State Commission for the Restructuring of the Economy; "LR" means the Rules Governing the Listing of Securities on the Stock Exchange of Hong Kong Limited ; "Zheng Jian Hai Han" means the Letter of Opinion on Supplementing and Amending the Articles of Association of Companies That List in Hong Kong (ref. Zheng Jian Hai Han [1995] No. 1) jointly issued by the China Securities Regulatory Commission and the former State Commission for the Restructuring of the Economy; "Opinions" means the Opinions on Further Regulating the Operation and Intensifying the Reform of Companies Listed Overseas jointly issued by the State Economic and Trade Commission and the China Securities Regulatory Commission;

Deleted

Article

Original Article

Revised Article

Notes under table of contents

(Continued)

"BSG" means the Guidelines on the Work of Board Secretaries of Overseas Listed Companies issued by the China Securities Regulatory Commission . "Guide", "Governance Code", "Rules", "Protection of Public Shareholders", " Opinions on Independent Director", "Notice on Guarantee", "No. 15 Document" respectively refer to the Guidelines for the Articles of Association of Listed Companies (as Amended i n 2006) issued by the China Securities Regulatory Commission, Code of Corporate Governance for Listed Companies in China, Rules for the General Assemblies of Shareholders of Listed Companies, Several Provisions on Strengthening the Protection of the Rights and Interests of Public Shareholders, Guiding Opinions on the Establishment of Independent Director Systems by Listed Companies, Notice on External Guarantee by Listed Companies, Notice on Urging the Listed Companies to Amend the Articles of Association.

CHINALCO - Aluminum Corporation of China Ltd. published this content on 17 August 2017 and is solely responsible for the information contained herein.
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