Yangtze Optical Electronic Co., Ltd. Class ASSE: 688143

Announcement on Attending 2025 Annual Collective Performance Briefing and Q1 2026 Performance Briefing for the Aerospace Industry on the SSE STAR Market for the 15th Five-Year Plan - Industrial Iteration and Innovation Empowerment of Sci-Tech Enterprises

· Issued by Yangtze Optical Electronic Co., Ltd. Class A via Shanghai Stock Exchange
Announcement on Attending 2025 Annual Collective Performance Briefing and Q1 2026 Performance Briefing for the Aerospace Industry on the SSE STAR Market for the 15th Five-Year Plan - Industrial Iteration and Innovation Empowerment of Sci-Tech Enterprises

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