Chungtai Company Invited to Yuanta Securities Corporate Briefing Session

Pursuant to Article 4, Clause XX, Item 12: 12

Factual Date: June 30, 115

1. Date of Corporate Briefing Session: June 30, 115 2. Time of Corporate Briefing Session: 14:00 3. Venue of Corporate Briefing Session: Hall D, 3rd Floor, Yuanta Financial Plaza, No. 157, Section 3, Ren'ai Road, Da'an District, Taipei City 4. Summary of Briefing Content: Presentation on the company's operational and financial business status 5. Additional Notes: Our company has been invited to participate in Yuanta Securities' corporate briefing session

For complete financial and business information, please refer to the corporate briefing session schedule or related sections on the Public Information Observation Station website.