Radiant Opto-Electronics Announces Completion of Improvement Plan for Subsidiary's Loan Limit Breach

Date: May 19, 2026 Company: Radiant Opto-Electronics

Subject: Announcement regarding the completion of the improvement plan for the company's subsidiary's loan limit breach.

Relevant Clause: Item 51 Occurrence Date: May 19, 2026

Description: 1. Occurrence date: May 19, 2026. 2. Company name: NIL Technology ApS. 3. Relationship with the company: Subsidiary. 4. Mutual shareholding ratio: Not applicable. 5. Reason for occurrence: As of the end of February 2026, the outstanding balance of loans provided by the company's subsidiary, NIL Technology ApS, to its own subsidiaries, NILT Switzerland GmbH and NILT SINGAPORE PTE. LTD., exceeded the individual and total limits. Pursuant to the letter from the Financial Supervisory Commission dated March 30, 2026, the parent company was required to urge the subsidiary to establish an improvement plan, announce it in the major information section of the Market Observation Post System, and report the implementation status quarterly to the Board of Directors and the Shareholders' Meeting. 6. Countermeasures: NILT Switzerland GmbH repaid its loan liabilities to NIL Technology ApS on May 19, 2026, and the improvement plan has been completed. 7. Others: None.