Announcement on Participating in the 2026 Shandong Regulatory Area Listed Companies Investor Online Roadshow

Tianrun Industry Technology Co., Ltd. TIANRUN INDUSTRY TECHNOLOGY CO.,LTD. Stock Code: 002283 Stock Abbreviation: Tianrun Industry Announcement No.: 2026-025 Tianrun Industry Technology Co., Ltd. Announcement on Participating in the 2026 Shandong Regulatory Area Listed Companies Investor Online Roadshow The Company and all members of the Board of Directors guarantee that the information disclosed is true, accurate, and complete, and contains no false records, misleading statements, or major omissions. To further strengthen interactive communication with investors, Tianrun Industry Technology Co., Ltd. (hereinafter referred to as the "Company") will participate in the "2026 Shandong Regulatory Area Listed Companies Investor Online Roadshow" jointly organized by the Shandong Securities Regulatory Bureau, the Shandong Listed Companies Association, and Shenzhen All-Round Network Co., Ltd. The relevant matters are hereby announced as follows: This event will be held remotely online. Investors can log in to the "All-Round Roadshow" website (http://rs.p5w.net); or follow the WeChat official account (Name: All-Round Finance); or download the All-Round Roadshow APP to participate in this interactive exchange. The event time is May 15, 2026 (Friday) from 15:00 to 16:30. At that time, senior management of the Company will be online to communicate and interact with investors on issues of investor concern, such as the Company's 2025 performance, corporate governance, development strategy, operating conditions, and sustainable development. All investors are welcome to participate actively! Hereby announced! Tianrun Industry Technology Co., Ltd. Board of Directors May 13, 2026