Report of the Audit Committee of the Board on the Supervision of the 2025 Annual Audit Firm
According to the "Company Law of the People's Republic of China," "Securities Law of the People's Republic of China," "Guidelines for the Governance of Listed Companies," "Management Measures for the Appointment of Accounting Firms by State-owned Enterprises and Listed Companies," "Self-Regulatory Guidelines No. 2 for Listed Companies on the Shenzhen Stock Exchange - Standardized Operations of GEM Listed Companies," and the Articles of Association and Audit Committee Work Rules of Wuhan Dier Laser Technology Co., Ltd. (hereinafter referred to as "the Company"), the Audit Committee of the Board has diligently fulfilled its supervisory responsibilities. The following is the report on the supervision of the 2025 annual audit firm.
I. Basic Information of the 2025 Annual Audit Firm
(1) Basic Information of the Audit Firm
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Basic Information Lixin Certified Public Accountants (Special General Partnership) (hereinafter referred to as "Lixin") was founded in Shanghai in 1927 by the accounting master Dr. Pan Xulun. It was re-established in 1986 and became the first special general partnership accounting firm in the country to complete its restructuring in 2010. Its registered address is in Shanghai, and the chief partner is Mr. Zhu Jiandi. Lixin is a member of the international accounting network BDO and has long been engaged in securities services. Before the implementation of the new "Securities Law of the People's Republic of China," it held licenses for securities and futures business, has H-share audit qualifications, and is registered with the Public Company Accounting Oversight Board (PCAOB) in the United States.
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Personnel Information As of the end of 2025, Lixin has 300 partners, 2,523 certified public accountants, and a total of 9,933 employees, with 802 certified public accountants having signed audit reports for securities services.
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Business Scale Lixin's business revenue for 2025 (unaudited) is 5 billion yuan, of which audit business revenue is 3.672 billion yuan, and securities business revenue is 1.505 billion yuan. In 2025, Lixin provided annual audit services for 770 listed companies, primarily in manufacturing, information transmission, software and information technology services, scientific research and technical services, mining, wholesale and retail, construction, real estate, and the production and supply of electricity, heat, gas, and water. The audit fees amounted to 916 million yuan, with 73 listed companies in the specialized equipment manufacturing industry as audit clients.