A share code: 688981 A share abbreviation: SMIC Announcement No.: 2025-002

Hong Kong stock code: 00981 Hong Kong stock abbreviation: SMIC

Semiconductor Manufacturing International Corporation (SMIC).

Fourth Quarter 2024 Results Express Announcement

The board of directors and all directors of the company guarantee that there are no false records, misleading statements or material omissions in the content of this announcement, and assume legal responsibility for the authenticity, accuracy and completeness of its content in accordance with the law.

Special Notes:

The financial data of SMIC International Integrated Circuit Manufacturing Co., Ltd. (hereinafter referred to as the "Company") contained in this announcement are preliminary accounting data, which have not been audited by accounting firms, and the specific data are subject to the Company's audited annual report for 2024, and investors are reminded to pay attention to investment risks.

The financial data of this announcement have been prepared and presented in accordance with the Chinese Accounting Standards for Business Enterprises.

The Company has simultaneously disclosed the unaudited results announcement prepared in accordance with the International Financial Reporting Standards on the Shanghai Stock Exchange and the Hong Kong Stock Exchange, drawing investors' attention to the difference from this announcement.

1. Key financial data and indicators for the fourth quarter of 2024

Unit: 1,000 yuan Currency: RMB

Q4 2024 Q4 2023 Change in increase or decrease

Project (October-December) (October-December) Magnitude

（％）

Total operating income 15,916,850 12,152,181 31.0

Operating profit 2,746,202 1,740,422 57.8

Total profit 2,738,330 1,670,889 63.9

992,473 1,148,030 -13.5 attributable to shareholders of listed companies

Net profit

attributable to shareholders of listed companies

Net 445,967 814,673 -45.3 net of non-recurring gains and losses

profit

Basic earnings per share (RMB/share) 0.12 0.14 -14.3

The weighted average return on equity was 0.68 0.80 and decreased by 0.12

(%) percentage points

Additions and deletions

December 31, 2024 December 31, 2023 Range

（％）

Total assets 353,415,296 338,463,197 4.4

148,190,613 142,475,834 4.0 attributable to shareholders of listed companies

Rights

Share capital 226,350 225,508 0.4

18.58 17.93 3.6 attributable to shareholders of listed companies

Net assets per share (RMB/share)

2. Explanation of operating performance and financial situation

(1) The operating situation, financial situation and main factors affecting the operating performance in the reporting period.

During the reporting period of the fourth quarter of 2024, the company achieved operating income of RMB15,916.9 million

an increase of 31.0% in the same period last year; Gross profit was RMB3,357.2 million, with a gross margin of 21.1%.

The unaudited operating income for 2024 was RMB57,795.6 million, compared to the operating income of the previous year

RMB45,250.4 million, an increase of 27.7% year-on-year. Unaudited attributable to the listed public in 2024

The net profit attributable to shareholders of the Company was RMB3,698.7 million, compared to RMB4,822.8 million in the previous year, representing a year-on-year decrease of 23.3%, mainly due to the decline in capital gains. The unaudited net profit attributable to shareholders of the listed company after deducting non-recurring gains and losses for 2024 was RMB2,645.5 million, compared to RMB3,269.5 million in the previous year, representing a year-on-year decrease of 19.1%.

In accordance with IFRS:

The company's fourth-quarter sales revenue exceeded $2.2 billion, an increase of 1.7% sequentially, and the gross margin was 22.6%.

This is an increase of 2.1 percentage points.

According to unaudited financial data, the company's sales revenue in 2024 will be $8.03 billion, a year-over-year increase

27% with a gross margin of 18%. The company's capital expenditure in 2024 will be $7.33 billion, which is equivalent to an 8-inch mark at the end of the year

The monthly production capacity of Quasilogic is 948,000 pieces, the total shipment exceeds 8 million pieces, and the average annual capacity utilization rate is 85.6%.

The company's first-quarter guidance is for sales revenue growth of 6-8% sequentially, and gross margin is expected to be in the range of 19%-21%.

In the absence of significant changes in the external environment, the company's 2025 guidance is for sales revenue growth above the average of comparable peers and capital expenditures broadly flat compared to the prior year.

(2) Explanation of the main reasons for the large changes in the above table.

Total operating revenue, operating profit and total profit for the fourth quarter of 2024 increased compared to the year-ago quarter, mainly due to the increase in the number of wafers sold, the increase in capacity utilization and changes in product mix. Net profit attributable to shareholders of the listed company before non-recurring gains and losses decreased in the fourth quarter of 2024 compared to the same period last year, mainly due to a decline in capital gains.

3. Risk Warning

The financial data contained in this announcement is preliminary accounting data and has not been audited by an accounting firm.

The financial data of this announcement have been prepared and presented in accordance with the Chinese Accounting Standards for Business Enterprises.

The Company has simultaneously disclosed the unaudited results announcement prepared in accordance with the International Financial Reporting Standards on the Shanghai Stock Exchange and the Hong Kong Stock Exchange, drawing investors' attention to the difference from this announcement.

The announcement is hereby made.

Semiconductor Manufacturing International Corporation (SMIC).

board of directors

February 12, 2025