Shidian Announces Ex-Dividend Reference Date

1. Date of Board, Shareholders' Meeting Resolution or Company Decision: 115/06/26 2. Type of Rights/Dividend Adjustment (please enter 'Rights Issue', 'Dividend', or 'Rights and Dividend'): Dividend 3. Ordinary Share Cash Dividend Type and Amount: Ordinary Share Cash Dividend NT$2,604,861,115 (NT$5 per share) 4. Ex-Rights (Ex-Dividend) Trading Day: 115/07/23 5. Last Transfer Date: 115/07/25 6. Start Date of Transfer Suspension: 115/07/26 7. End Date of Transfer Suspension: 115/07/30 8. Ex-Rights (Ex-Dividend) Reference Date: 115/07/30 9. Final Application Date for Bond Conversion: Not Applicable 10. Start Date of Bond Conversion Suspension: Not Applicable 11. End Date of Bond Conversion Suspension: Not Applicable 12. Ordinary Share Cash Dividend Payment Date: 115/08/20 13. Other Matters to be Disclosed: None