Aluminum of China : ANNOUNCEMENT - RESIGNATION OF SENIOR EXECUTIVE

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

RESIGNATION OF SENIOR EXECUTIVE

The board of directors (the "Board") of Aluminum Corporation of China Limited* (the "Company") announces that due to reaching statutory retirement age, Mr. Tian Yong ("Mr. Tian") proposed to resign as the vice president of the Company. The dismissal of Mr. Tian from the position of the vice president of the Company was approved at the 6th meeting of the seventh session of the Board held by the Company on 27 February 2020 and took effect from the same date.

Mr. Tian has confirmed that he has no disagreement with the Board and there are no matters relating to his resignation that need to be brought to the attention of the shareholders of the Company.

The Board would like to express its appreciation to Mr. Tian for his contribution to the Company during his tenure of office as vice president of the Company.

By order of the Board

Aluminum Corporation of China Limited*

Wang Jun

Company Secretary

Beijing, the PRC

27 February 2020

As at the date of this announcement, the members of the Board comprise Mr. Lu Dongliang, Mr. He Zhihui, Mr. Jiang Yinggang and Mr. Zhu Runzhou (Executive Directors); Mr. Ao Hong 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 purposes only