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SEMICONDUCTOR MANUFACTURING INTERNATIONAL CORPORATION

SMIC Integrated Circuit Manufacturing Co., Ltd. *

(Incorporated in Cayman Islands with limited liability)

(Stock Code: 00981)

Notice of Date of Board Meeting

Pursuant to Rule 13.43 of the Rules Governing the Listing of Securities on The Stock Exchange of Hong Kong Limited, Semiconductor Manufacturing International Corporation Limited (the "Company") hereby informs that the Company hereby holds a meeting of its Board of Directors on Thursday, November 7, 2024 for the purpose of approving the publication of the Company's unaudited results announcement for the three months ended September 30, 2024.

Undertake the orders of the board of directors

Semiconductor Manufacturing International Corporation (SMIC).

Company Secretary/Board Secretary

Guo Guangli

Shanghai, China, October 24, 2024

As at the date of this announcement, the Directors of the Company are:

Executive Director

Liu Xunfeng

Non-Executive Director

Lu Guoqing

Chen Shanzhi

Yang Lumin

Independent Non-Executive Director

Fan Renda

Liu ming

Wu Hanming

* For identification purposes only