Report of the Board of Directors' Audit Committee on the Supervision of the Accounting Firm for 2025

Hangzhou Zhongheng Electric Co., Ltd.

Report of the Board of Directors' Audit Committee on the Supervision of the Accounting Firm for 2025

Hangzhou Zhongheng Electric Co., Ltd. (hereinafter referred to as the "Company") appointed Zhonghui Certified Public Accountants (Special General Partnership) (hereinafter referred to as "Zhonghui Certified Public Accountants" or "Zhonghui") as the Company's 2025 annual report auditing institution. In accordance with the "Administrative Measures for the Selection and Appointment of Accounting Firms by State-owned Enterprises and Listed Companies," the "Shenzhen Stock Exchange Listed Company Self-regulatory Supervision Guide No. 1 - Standardized Operation of Main Board Listed Companies," and the "Company Articles of Association," the report of the Company's Board of Directors' Audit Committee on its supervision of Zhonghui Certified Public Accountants for 2025 is as follows:

I. Basic Information of the Accounting Firm for the 2025 Annual Audit

(I) Basic Information of the Accounting Firm

Zhonghui Certified Public Accountants (Special General Partnership) was restructured into a special general partnership in December 2013. Its headquarters are located in Hangzhou. It was formerly one of the accounting firms with securities and futures business audit qualifications and has long been engaged in securities service business.

As of December 31, 2025, Zhonghui Certified Public Accountants had 117 partners, 688 certified public accountants, and 278 certified public accountants who had signed securities service business audit reports.

(II) Procedures for Appointing the Accounting Firm