Stock code: 688009 Stock abbreviation: China General Number Announcement No.: 2024-027

China Railway Communication and Signal Co., Ltd

Announcement on the convening of the third quarter 2024 results briefing

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.

Important Content Notes:

Meeting time: November 13, 2024 (Wednesday) 13:00-14:00 p.m

Venue: Shanghai Stock Exchange Roadshow Center (website: https://roadshow.sseinfo.com/)

Meeting method: SSE Roadshow Center network interaction

Investors are available from Wednesday, November 6, 2024 to November 12, 2024 (week

2) Before 16:00, log in to the homepage of the SSE Roadshow Center website and click on the "Pre-solicitation of Questions" column or ask questions through the company's email ir@crsc.cn. The company will answer the questions of general concern to investors at the briefing.

China Railway Communication and Signal Co., Ltd. (hereinafter referred to as the "Company") has been launched in 2024

On October 26, the company's third quarter report for 2024 was released for the convenience of investors

Gain a comprehensive and in-depth understanding of the company's operating results, financial position, and financial position for the third quarter of 2024

The third quarter of 2024 will be held on November 13, 2024 from 13:00-14:00 p.m

Performance briefings to exchange views on issues of concern to investors.

1. Types of briefings

The investor briefing will be held in the form of online interaction, and the company will interact and communicate with investors on the specific situation of operating results and financial indicators in the third quarter of 2024, and answer questions of general concern to investors within the scope of information disclosure.

2. The time and place of the briefing

(1) Meeting time: 13:00-14:00 p.m. on November 13, 2024

(2) Venue: SSE Roadshow Center

(3) Convening method: network interaction of SSE Roadshow Center

3. Participants

Lou Qiliang (Chairman)

Yao Guiqing(Independent Non-Executive Director)

Li Lianqing (Chief Accountant, Secretary of the Board of Directors)

IV. Investor Participation

(1) Investors can pass from 13:00 to 14:00 on November 13, 2024

Log in to the SSE Roadshow Center (https://roadshow.sseinfo.com/) on the Internet to participate in the performance briefing online, and the company will answer investors' questions in a timely manner.

(2) Investors can open the programme from 6 November 2024 (Wednesday) to 12 November 2024 (star

2) Log in to the homepage of the SSE Roadshow Center website before 16:00, click on the "Pre-solicitation of Questions" column (https://roadshow.sseinfo.com/questionCollection.do), select this event or ask questions to the company through the company's email ir@crsc.cn according to the time of the event, and the company will answer the questions of general concern to investors at the briefing.

5. Contact person and consultation method

Contact: 010-50809285

E-mail: ir@crsc.cn

6. Other matters

After the investor briefing is held, investors can check the convening status and main content of the investor briefing through the SSE Roadshow Center (https://roadshow.sseinfo.com/).

The announcement is hereby made.

China Railway Communication and Signal Co., Ltd

November 6, 2024