Edison Opto Announces Suspension Period for Conversion of Fourth Domestic Unsecured Convertible Bonds Due to Cash Reduction

1. Date of Event: July 31, 2026 (Minguo Year 115)

2. Company Name: Edison Opto Corporation

3. Relationship with Company (Please enter 'Company' or 'Subsidiary'): Company

4. Cross-shareholding Ratio: Not applicable

5. Reason for Occurrence: The company's cash reduction was approved at the 2026 Annual General Meeting and has been officially filed and effective as of July 21, 2026, under Notice No. 1151802937 from the Taiwan Stock Exchange Corporation.

6. Countermeasures: According to Article 9 of the Issuance and Conversion Regulations for the Company's Fourth Domestic Unsecured Convertible Bonds, the suspension period for accepting conversion applications will run from July 31, 2026, to October 8, 2026. Bondholders wishing to convert their bonds must complete the conversion procedures with their securities brokers by the business day prior to the start of the suspension period, i.e., July 29, 2026.

7. Other Matters to be Disclosed (If the subject of the event or resolution is a publicly issued company or above, this significant information also qualifies as a matter under Article 7, Paragraph 9, Clause 9 of the Enforcement Rules of the Securities and Exchange Act that significantly affects shareholders' rights or securities prices): None