Bloomage Biotechnology Co., Ltd

About the 2024 Annual Assessment Report on the Performance of Accounting Firms

Bloomage Biotechnology Co., Ltd. (hereinafter referred to as the "Company") has hired Grant Thornton Certified Public Accountants (Special General Partnership) (hereinafter referred to as "Grant Thornton") as the auditor of the Company's 2024 annual financial report and internal control. According to the Administrative Measures for the Selection and Appointment of Accounting Firms by State-owned Enterprises and Listed Companies issued by the Ministry of Finance, the State-owned Assets Supervision and Administration Commission of the State Council and the China Securities Regulatory Commission, the Company evaluated the performance of duties in the audit process of Grant Thornton in 2024.

After evaluation, the company believes that Grant Thornton is compliant and effective in terms of qualifications and other aspects, and can maintain independence, diligence and fairness in the performance of its duties. The details are as follows:

1. Basic information of accounting firms

(1) Qualifications

Founded in 1981, Grant Thornton is one of the earliest accounting firms in China. In the 40 years since its founding,

Grant Thornton's service area has expanded from Beijing to all parts of the country and overseas, and has developed into a nationally renowned large-scale professional service organization with 29 branches. The scope of business has changed from serving the development of foreign-invested enterprises to providing comprehensive professional services to various customers such as state-owned enterprises, listed companies, administrative institutions at all levels, private enterprises, and multinational groups.

As of the end of 2024, Grant Thornton has nearly 6,000 employees, including 239 partners

There are 1,359 accountants and more than 400 certified public accountants who have signed audit reports on securities service business.

Grant Thornton's business income in 2023 will be 270,337.32 million yuan, of which 220,459.50 will be audit business income

10,000 yuan, and the income from securities business was 501,833,400 yuan. In 2023, 257 listed companies will audit customers, mainly banks

The industry includes manufacturing, information transmission, software and information technology services, wholesale and retail trade, electricity, heat, gas and water production and supply, transportation, warehousing and postal services, and the audit fee of listed companies in 2023 is 354.8121 million yuan.

(2) Practice records

Signing project partner: Qian Huali, certified public accountant, has been engaged in audit business since 2007, and has provided IPO declaration audit, annual report audit and other securities services for several listed companies and NEEQ companies.

Signing CPA: Zhang Guojing, CPA, has been engaged in audit business since 2007, and has provided IPO declaration audit, annual report audit and other securities services for several listed companies and NEEQ companies.

Project quality control reviewer: Li Li, certified public accountant, has been engaged in the audit business of listed companies since 2006.

The project partner, the signing certified public accountant and the project quality control reviewer have not been subject to criminal punishment for their professional conduct in the past three years, have not been subject to administrative punishment, supervision and management measures and self-regulatory measures by the China Securities Regulatory Commission, its dispatched agencies, industry authorities, etc., and have not been subject to self-regulatory measures and disciplinary actions by self-regulatory organizations such as stock exchanges and industry associations.

Grant Thornton, its project partners, signatory CPAs, and project quality control review partners do not violate the independence requirements of the Code of Professional Ethics for Chinese Certified Public Accountants.

Second, the level of quality management

(1) Project consultation

During the audit process in 2024, Grant Thornton consulted with the professional and technical department on the company's major accounting and audit matters in a timely manner, and solved the company's key and difficult technical problems on time.

(ii) Resolution of differences of opinion

During the 2024 audit, Grant Thornton reached an agreement on all major accounting and audit matters of the company, and there were no differences of opinion that could not be resolved.

(3) Project quality review

During the audit process, Grant Thornton implemented a comprehensive project quality review procedure, which mainly included the internal review of the audit project team, the independent project quality review and the professional and technical review. During the 2024 audit, Grant Thornton conducted a project quality review in accordance with the regulations, which was able to ensure the quality of the project.

(4) Project quality inspection

Grant Thornton's project quality inspection adheres to the principles of fairness and impartiality, is based on facts, and takes the standards and firm's quality management policies and procedures as the standard, and strictly inspects and punishes them. Emphasis was placed on project independence and ethics, business quality management policies and procedures, appropriateness of implementation procedures, and sufficiency and completeness of evidence.

(5) Identification and rectification of quality management defects

In accordance with the relevant provisions of the CPA Code of Professional Ethics and Auditing Standards, Grant Thornton has formulated corresponding internal management systems and policies, which constitute a complete and comprehensive quality management system of Grant Thornton. In the course of the audit in the past year, Grant Thornton has been diligent and conscientious, and various quality management measures have been effectively implemented.

3. Audit service level and quality

Grant Thornton is equipped with a dedicated audit team, and the core team members have many years of audit experience in listed companies

He has experience in auditing in the manufacturing industry, and has the professional qualification of Chinese Certified Public Accountant. Grant Thornton's back-office support team includes experts in professional and technical departments, taxation, information systems, valuation and other fields.

During the 2024 annual audit process, Grant Thornton formulated a comprehensive, reasonable and operable audit work plan based on the company's service needs and actual situation, and the audit work focused on the company's audit priorities. During the audit process, Grant Thornton fully cooperated with the company's corresponding work and was able to meet the requirements of the listed company's report disclosure time.

4. Information security management

The company's responsibilities and obligations in information security management are clearly stipulated in the employment contract. Grant Thornton has formulated a systematic information security control system covering file management, confidentiality system, emergency handling, etc., and in the process of formulating audit plans and implementing audit work, it also considers the inspection, processing, desensitization and archiving management of sensitive and confidential information, and can effectively implement it.

5. The level of risk-taking capacity

At the end of 2023, the occupational risk fund of Grant Thornton will be 8.1509 million yuan, and the cumulative compensation limit of occupational insurance will be 90,000

10,000 yuan, the relevant occupational insurance can cover the civil liability caused by audit failure. The provision of occupational risk funds and the purchase of occupational insurance are in accordance with the relevant provisions of the Ministry of Finance on the Administrative Measures for Occupational Risk Funds of Accounting Firms and other documents.

6. The performance of duties by accounting firms

In accordance with the Chinese Certified Public Accountants Auditing Standards and other practice standards, Grant Thornton audited the effectiveness of the Company's 2024 annual financial report and the Company's internal control in conjunction with the work arrangement of the Company's 2024 annual report. In the process of carrying out the audit work, Grant Thornton and relevant auditors communicated with the company's management and governance on independence, the composition of the audit team, the audit plan, risk judgment, competency, risk and fraud testing and evaluation methods, annual audit priorities, audit adjustment matters, preliminary opinions, etc., and reached an agreement.

Bloomage Biotechnology Co., Ltd

April 9, 2025