Announcement on Holding the 2025 Annual Performance Briefing

Stock Code: 002363 Stock Abbreviation: Longi Machinery Announcement No.: 2026-009 Shandong Longi Machinery Co., Ltd. Announcement on Holding the 2025 Annual Performance Briefing The Company and all members of the Board of Directors guarantee that the information disclosed is true, accurate, and complete, and that there are no false records, misleading statements, or major omissions. Shandong Longi Machinery Co., Ltd. (hereinafter referred to as the "Company") will hold its 2025 annual performance briefing online on the "Investor Relations Interactive Platform" of 515.cn from 15:00 to 16:30 on May 12, 2026 (Tuesday). Investors can participate in this annual performance briefing by logging into the "Investor Relations Interactive Platform" of 515.cn (http://ir.p5w.net). The attendees of this briefing will include Ms. Zhang Haiyan, Chairman of the Company, Mr. Liu Jian, Chief Financial Officer and Secretary of the Board, and Mr. Xu Zhigang, Independent Director. To fully respect investors and enhance the effectiveness of communication, we are soliciting questions from investors in advance for the Company's 2025 online performance briefing, to widely gather investors' opinions and suggestions. Investors can visit http://ir.p5w.net/zj/ before 11:00 on May 12, 2026 (Tuesday), or scan the QR code below to enter the question collection special page and submit questions, or send questions to the Company's investor relations email at office-zb@longjigroup.cn. The Company will answer investors' common concerns during the 2025 annual performance briefing. We welcome all investors to actively participate! Hereby announced Shandong Longi Machinery Co., Ltd. Board of Directors April 28, 2026