Announcement on the Reappointment of the Accounting Firm for 2025 Financial Audit and Internal Control Audit of the Company

Huaxin Cement Co., Ltd.

Announcement on the Reappointment of the Accounting Firm for 2025 Financial Audit and Internal Control Audit of the Company

To the best of our knowledge, the Board of Directors of the Company and its members confirm that there is no material false or misleading statement or material omission in this announcement and shall be severally and jointly liable for the truthfulness, accuracy and completeness of its content.

I. Basic information of the accounting firm to be appointed

1. Information on the agency
   1. Basic information

Ernst & Young Hua Ming Certified Public Accountants LLP (Special General Partnership) (hereinafter referred to as "EY Hua Ming"), established in September 1992, completed the localization transformation in August 2012, transforming from a Sino-foreign cooperative limited liability firm to a special general partnership firm. Ernst & Young Hua Ming is headquartered in Beijing and its registered address is Room 01-12, 17th Floor, EY Tower, Oriental Plaza, No. 1 East Chang'an Avenue, Dongcheng District, Beijing.

EY Hua Ming has always focused on talent training, and as of the end of 2024, it has 251 partners, and the chief partner is Mr. Mao Anning. There are more than 1700 certified public accountants, including more than 1,500 certified public accountants with experience in securities-related business services, and almost 500 certified public accountants who have signed audit reports on securities service business.

EY Hua Ming's total operating revenue in 2023 was RMB5.955 billion, of which the revenue from audit business was RMB5.585 billion (including RMB2.438 billion from securities business). In 2023, it has a total of 137 clients of A-share listed companies for annual report audit, with a total fee of RMB 905 million. The main industries involve manufacturing, finance, wholesale and retail, mining, information transmission, software and information technology services, leasing and business services, etc., and it has 4 audit clients of listed companies in the same industry..

2. Capacity to protect investors

EY Hua Ming has good investor protection capabilities, and has calculated occupational risk funds and purchased occupational insurance in accordance with relevant laws and regulations, covering the Beijing head office and all offices. The sum of the cumulative compensation limit of the accrued occupational risk fund and the purchased occupational insurance exceeds RMB200 million. EY Hua Ming has not assumed civil liability in relevant civil lawsuits due to its practice in the past three

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years.

3. Integrity record

EY Hua Ming has incurred the following disciplinary actions over the past three years due to professional conduct: criminal penalties 0 time, administrative penalties 0 time, supervisory and management measures 3 times, self-regulatory measures 0 time, and disciplinary sanctions 0 time. Thirteen practitioners have faced the following disciplinary actions over the past three years due to professional conduct: criminal penalties 0 time, administrative penalties 1 time, supervisory and management measures 4 times, self-regulatory measures 1 time, and disciplinary sanctions 0 time. Two practitioners have each received administrative supervisory measures once over the past three years due to personal behavior, which does not involve the quality of their audit. According to the relevant laws and regulations, the aforementioned matters will not affect the continued undertaking or execution of securities service business and other businesses of EY Hua Ming.

（II）Information on the project

1. Basic information

The project partner and signing certified public accountant is Ms. Fu Yi, who became a certified public accountant in 2003, began to engage in the audit of listed companies in 2001, began to practice in EY Hua Ming in 2004, and provided audit services for the Company since 2022; In the past three years, she has signed/reviewed the annual reports/internal control audits of 5 listed companies, covering industries including manufacturing.

Ms. He Pei, a signing certified public accountant, became a certified public accountant in 2012, began to engage in the audit of listed companies in 2009 and practiced in EY Hua Ming, and provided audit services for the Company since 2022; In the past three years, she has signed or reviewed the annual reports/internal control audits of 3 listed companies, covering industries including manufacturing.

The project quality control re-auditor is Mr. Zhang Fei, who became a certified public accountant in 2001, started engaging in the audit of listed companies in 1998., he began to practice in Ernst & Young Hua Ming in 2002, and provided audit services for the Company since 2024; In the past three years, he has signed or reviewed the annual reports/internal control audits of 11 listed companies, covering industries including manufacturing, trade and retail, chemical and many other industries..

2. Integrity record

In the past three years, the partners, the quality control re-auditor and the intended signing certified public accountants of the above-mentioned projects have not been subject to criminal penalties for their professional conduct, administrative penalties, supervision and management measures by the CSRC and its dispatched agencies, industry regulatory departments, etc., or self-regulatory measures or disciplinary sanctions by self-regulatory organizations such as stock exchanges and industry

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associations.

3. Independence

EY Hua Ming, the above-mentioned project partner, the signing certified public accountants and the project quality control re-auditor, etc. did not violate the independence requirements of the Code of Ethics for Chinese Certified Public Accountants.

4. Audit fee

The Board of Directors of the Company proposes to the Shareholders' General Meeting to authorize the Board of Directors to negotiate with EY Hua Ming to determine the relevant audit fees according to the specific audit requirements and audit scope of the company and its subsidiaries.

II. Procedures of reappointing the audit firm

1. The Audit Committee of the Board has obtained adequate knowledge on Ernst & Young Hua Ming Certified Public Accountants LLP and believed that EY Hua Ming had fulfilled its duty during the audit process in accordance with the requirements of the auditing standards for China's Certified Public Accountants, complied with the criteria of professional ethics of accounting firms, and issued its opinions on the effectiveness of corporate finance and internal control objectively and justly. It had fulfilled the responsibility and obligation as an external audit firm and it's professional and competent to protect investors, which could meet the requirements of annual financial audit and internal control audit of the Company. Therefore, the Audit Committee agreed to reappoint Ernst & Young Hua Ming Certified Public Accountants LLP, and agreed to submit the Proposal on Reappointment of the Accounting Firm for 2025 Financial Audit and Internal Control Audit of the Company to the Tenth Meeting of the Eleventh Board of Directors of the Company for review on 26 March 2025.

1. On 26 March 2025, the Company convened the Tenth Meeting of the Eleventh Board of Directors. The Meeting approved the Proposal on Reappointment of the Accounting Firm for 2025 Financial Audit and Internal Control Audit of the Company.
   The Board agreed to submit the proposal to Shareholders' General Meeting for approval on reappointment of Ernst & Young Hua Ming Certified Public Accountants LLP as the audit firm of 2025 financial audit and internal control audit and authorization to the Board to decide the audit fee of Ernst & Young Hua Ming Certified Public Accountants LLP for providing 2025 annual audit service to the Company.

(III) The reappointment will be submitted to Shareholders' General Meeting for review and takes effective since the approval of Shareholders' General Meeting.

It is hereby announced.

Huaxin Cement Co., Ltd. Board of Directors 27 March 2025

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