The Audit and Risk Management Committee exercises oversight responsibilities over the accounting firm

Situation report

In accordance with the provisions and requirements of the Company Law of the People's Republic of China, the Securities Law of the People's Republic of China, the Code of Governance for Listed Companies, the Administrative Measures for the Selection and Employment of Accounting Firms by State-owned Enterprises and Listed Companies, the Self-Regulatory Guidelines for Listed Companies on the Science and Technology Innovation Board of the Shanghai Stock Exchange No. 1 - Standardized Operation, the Articles of Association and the Rules of Procedure of the Audit and Risk Management Committee, the Audit and Risk Management Committee of the Board of Directors of China Railway Communication and Signal Co., Ltd. (hereinafter referred to as the "Company") adheres to the principle of diligence and responsibility, fulfill their duties and perform their duties conscientiously. The Audit and Risk Management Committee of the Board of Directors hereby reports on the performance of the supervisory responsibilities of the accounting firm in 2024 as follows:

1. Review the independence and professional competence of the accounting firm

The Audit and Risk Management Committee of the Board of Directors of the Company has fully understood and reviewed the professional competence, investor protection ability, independence and integrity of Lixin Certified Public Accountants (Special General Partnership), and believes that Lixin Certified Public Accountants (Special General Partnership) has strictly complied with the provisions of the Chinese Certified Public Accountants Auditing Standards in the process of auditing the Company's 2024 financial statements and internal controls, performed the necessary audit procedures, and collected appropriate and sufficient audit evidence. An audit report was issued in line with the actual situation of the company. The company's plan to re-engage Lixin Certified Public Accountants (special general partnership) does not harm the legitimate rights and interests of the company, all shareholders, especially small and medium-sized shareholders.

2. Review the audit plan of the 2024 financial statements

On January 26, 2024, the Company held the Audit and Risk Management Committee 2024

At the first meeting of the year, the audit plan of the 2024 financial statements of Lixin Certified Public Accountants (Special General Partnership) was reviewed and approved, and opinions and suggestions were put forward on the audit direction, audit content and information disclosure.

3. Review the procedures performed by the accounting firm

On March 25, 2024, the Company held the 2nd meeting of the Audit and Risk Management Committee in 2024, and the 20th meeting of the 4th Board of Directors and the 12th meeting of the 4th Board of Supervisors on March 26, 2024, to deliberate and approve the proposal on the "Plan for Paying Audit Fees for 2023 and Hiring External Auditors for 2024", and reviewed the procedures for appointing an accounting firm.

4. Review the 2024 financial statements and internal control audit report

The Audit and Risk Management Committee of the Board of Directors of the Company reviewed and approved the 2024 financial statements and internal control audit report of Lixin Certified Public Accountants (Special General Partnership), and put forward opinions and suggestions on the analysis of financial indicators, the description of problem data, the preparation of management proposals and the areas to be focused on in the next audit.

5. Review the results of the 2024 mid-term review

The Audit and Risk Management Committee of the Board of Directors of the Company reviewed and approved the results of the 2024 mid-term review of Lixin Certified Public Accountants (Special General Partnership), and put forward opinions and suggestions on the analysis of the causes of problems, risk management and control, and audit direction.

6. Overall evaluation

During the reporting period, the Audit and Risk Management Committee of the Board of Directors of the Company strictly abided by the relevant regulations, gave full play to the role of review and supervision, reviewed the relevant qualifications and practice capabilities of the accounting firm, and conducted full discussions and communication with the accounting firm during the audit of the annual report, effectively supervising the audit of the Company

work, and earnestly fulfilled the supervision duties of the accounting firm. The Audit and Risk Management Committee of the Board of Directors of the Company believes that Lixin Certified Public Accountants (Special General Partnership) adheres to a fair and objective attitude in the audit process of the company's annual report, and has demonstrated good professional ethics and business quality, completed the audit related work of the company's 2024 annual report on time, and issued an objective, complete, clear and timely audit report.

In 2025, the Audit and Risk Management Committee of the Board of Directors will continue to perform its duties conscientiously, diligently, faithfully and comprehensively in strict accordance with the Administrative Measures for the Selection and Appointment of Accounting Firms by State-owned Enterprises and Listed Companies, the Corporate Governance Code and the Corporate Governance Report of the Stock Exchange of Hong Kong, as well as the Articles of Association and the Working Rules of the Audit and Risk Management Committee of the Board of Directors.

China Railway Communication and Signal Co., Ltd

Audit and Risk Management Committee of the Board of Directors

March 28, 2025