Wo Kang Sheng Invited to Participate in KGI Securities' Corporate Presentation for Institutional Investors

Pursuant to Article 4, Clause XX: 12 Factual Date: June 29, 2026 1. Date of the corporate presentation: June 29, 2026 2. Time of the corporate presentation: 3:30 PM 3. Location of the corporate presentation: 8th Floor, No. 187, Gangqian Road, Neihu District, Taipei City (Da Jiang Biomedical Co., Ltd. Conference Room) 4. Summary of the presentation: Our company has been invited to participate in the corporate presentation hosted by KGI Securities. 5. Other matters to be disclosed: None For complete financial and business information, please visit the Public Information Observation Station under the 'Corporate Presentations' section or the 'Investor Briefing' category.