（在中華人民共和國註冊成立的股份有限公司）(a joint stock limited company incorporated in the People’s Republic of China with limited liability)
（股份代碼：2600）
(Stock Code: 2600)
30 September 2020Dear Shareholder,
Aluminum Corporation of China Limited(the “Company”)–Notice of publication of Supplemental Circular (“Current Corporate Communications”)
The English and Chinese versions of the Company’s Current Corporate Communications are available on the Company’s website at www.chalco.com.cn and theHKEXnews’ website at www.hkexnews.hk, or the arranged printed form(s) of Current Corporate Communications is enclosed (if applicable). You may access theCurrent Corporate Communications on the home page of our website or browsing through the HKEXnews’ website and viewing them requires Adobe
? Reader?.
Shareholders may at any time choose to receive free of charge Corporate Communications
(Note)either in printed form, or read the website version; and either in Englishlanguage version only, Chinese language version only or both language versions, notwithstanding any wish to the contrary they have previously conveyed to theCompany. If you want to receive another printed version of the Current Corporate Communications, please complete the Request Form on reverse side and send it tothe Company c/o Hong Kong Registrars Limited (the “Hong Kong Share Registrar”), using the mailing label (no stamp is required if posted in Hong Kong). Otherwise,please affix an appropriate stamp. The address of Hong Kong Share Registrar is 17M Floor, Hopewell Centre, 183 Queen’s Road East, Wanchai, Hong Kong. You mayalso send email with a scanned copy of the duly completed and signed Request Form to AluminumCorp.ecom@computershare.com.hk. The Request Form may also bedownloaded from the Company’s website at www.chalco.com.cn or the HKEXnews’ website at www.hkexnews.hk.
Even if you have chosen (or are deemed to have consented) to receive all future Corporate Communications via website version but for any reason you have difficultyin receiving or gaining access to the Current Corporate Communications, the Company will promptly upon your request send the Current Corporate Communicationsto you in printed form free of charge.
Should you have any queries relating to any of the above matters, please call the Company’s telephone hotline at (852) 2862 8688 during business hours from 9:00a.m. to 6:00 p.m. from Monday to Friday, excluding public holidays within 28 calendar days beginning from the date of this letter.
Yours faithfully,By order of the BoardAluminum Corporation of China Limited*
Wang JunCompany Secretary
* For identification purpose onlyNote: Corporate Communications includes but not limited to (a) the directors’ report, its annual accounts together with a copy of the auditors’ report and, where applicable, its summary financial report; (b) the interim report and, whereapplicable, summary interim report; (c) a notice of meeting; (d) a listing document; (e) a circular; and (f) a proxy form.
各位股東：
中國鋁業股份有限公司（「本公司」）–補充通函（「本次公司通訊文件」）之發佈通知
本公司的本次公司通訊文件中、英文版本已上載於本公司網站(www.chalco.com.cn)及香港交易所披露易網站(www.hkexnews.hk)，歡迎瀏覽或按安排附上本次公司通訊文件之印刷本(如適用)。請在本公司網站或在香港交易所披露易網站使用Adobe
? Reader?
開啟並瀏覽有關文件。
儘管 閣下早前曾向本公司作出公司通訊文件
(附註)
收取方式或語言版本的選擇，但仍可以隨時更改有關選擇，轉為以印刷本或網上方式收取及只收取英文印刷本、或只收取中文印刷本；或同時收取中、英文印刷本，費用全免。如 閣下欲收取本次公司通訊文件之另一語言印刷本，請 閣下填妥在本函背面的申請表格，並使用隨附之郵寄標籤寄回（如在香港投寄毋須貼上郵票）；否則，請貼上適當的郵票，申請表格請寄回香港證券登記有限公司（「香港證券登記處」），地址為香港灣仔皇后大道東183號合和中心17M樓。你亦可把已填妥及簽署之申請表格的掃描副本電郵到AluminumCorp.ecom@computershare.com.hk。申請表格亦可於本公司網站(www.chalco.com.cn)或香港交易所披露易網站(www.hkexnews.hk)內下載。
股東如已選擇以網上方式收取日後公司通訊文件（或被視為已同意以網上方式收取）但因任何理由未能閱覽載於網站的本次公司通訊文件，股東只要提出要求，我們將盡快向 閣下寄上所要求的有關文件的印刷版本，費用全免。
如閣下於此函件的發出日期起計的28天內有任何疑問，請致電本公司電話熱線(852) 2862 8688，辦公時間為星期一至五（公眾假期除外）上午9時正至下午6時正。
承董事會命中國鋁業股份有限公司公司秘書
王 军謹啟2020年9月30日
附註：公司通訊文件包括但不限於：(a)董事會報告、年度財務報表連同核數師報告及如適用，財務摘要報告；(b)中期報告及如適用，中期摘要報告；(c)會議通告；(d)上市文件；(e)通
函；及(f)委任代表表格。
ACCH-30092020-1(0)
--------------------------------------------------------------------------------------------------------------------------------------------------
| he Shareholder’s information (English Name and Address) 印上股東資料（英文姓名及地址）34567890 CHAN TAI MAN C1234567890 SHOPS 1712-16 | ||
CCS7592 ACCH
| HOEWELL CENTRE 183 QUEEN’S ROAD EAST WANC HAI HONG KONG | |||||||||||