Chunlei Announces Corporate Briefing to Be Held on August 11, 115

Pursuant to Clause 4, Item XX, Sub-item 12:

Factual Date: 115/08/11

1. Date of Corporate Briefing: 115/08/11 2. Time of Corporate Briefing: 14:30 3. Venue of Corporate Briefing: Taipei Far Eastern Shangri-La / 3F Far Eastern Banquet Hall (No. 201, Section 2, Dunhua South Road, Taipei) 4. Summary of Briefing: Announcement of the company's Q2 2026 operational results and market outlook 5. Other Matters to be Disclosed: None

For complete financial and business information, please visit the public information observation station under the corporate briefing schedule or related briefing sections.

Keywords: Material Information