Announcement on Changes to Registered Capital and Amendments to the Articles of Association

Securities Code: 300920 Securities Abbreviation: Runyang Technology Announcement No.: 2026-015 Zhejiang Runyang New Materials Technology Co., Ltd. Announcement on Changes to Registered Capital and Amendments to the Articles of Association The Company and all members of the Board of Directors guarantee the content of the information disclosure is true, accurate, and complete, and that there are no false records, misleading statements, or major omissions. Zhejiang Runyang New Materials Technology Co., Ltd. (hereinafter referred to as the "Company") held the 25th meeting of the Fourth Board of Directors on March 30, 2026, and reviewed and approved the "Proposal on Changes to Registered Capital and Amendments to the Articles of Association". This proposal needs to be submitted to the Company's 2025 annual general meeting for consideration. The relevant situation is hereby announced as follows: I. Changes to Registered Capital According to the Company's 2025 profit distribution plan proposal: based on the total share capital of 100,000,000 shares as of December 31, 2025, cash d