【Yingli-KY】Announcement on behalf of subsidiary Changchun Yingli Automotive Industry Co., Ltd. for participation in Jilin Jurisdiction Listed Companies Online Investor Collective Reception Day

1. Date of release of financial and business information: 115/05/19 2. Location of release of financial and business information: Online 3. Public financial and business information: 2025 Business Performance 4. If a press release is issued, its content: Not applicable 5. Other matters to be stated: (1) Changchun Yingli Automotive Industry Co., Ltd. will participate in the "2026 Jilin Jurisdiction Listed Companies Online Investor Collective Reception Day activity" jointly organized by the Jilin Provincial Securities Industry Association and Shenzhen Pan-China Network Co., Ltd. (2) Meeting time: May 19, 2026 (Tuesday) from 15:00 to 16:30. (3) This collective performance briefing will be held through the internet platform provided by Shenzhen Pan-China Network Co., Ltd. Investors can log in to the Pan-China Roadshow website (http://rs.p5w.net) to participate in the company's performance briefing.