Guangzhou Guanggang Gases And Energy Co. Ltd. Class ASSE: 688548

Announcement on Attending 2025 Annual Performance Briefing and Q1 2026 Performance Briefing for Semiconductor Material Sector on SSE STAR Market for the "15th Five-Year Plan" - Research on Core Technologies of Integrated Circuits for Self-Reliance and Self-Development in Science and Technology

· Issued by Guangzhou Guanggang Gases And Energy Co. Ltd. Class A via Shanghai Stock Exchange
Announcement on Attending 2025 Annual Performance Briefing and Q1 2026 Performance Briefing for Semiconductor Material Sector on SSE STAR Market for the "15th Five-Year Plan" - Research on Core Technologies of Integrated Circuits for Self-Reliance and Self-Development in Science and Technology

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