Everlight Files Patent Infringement Lawsuit Against Nichia Corporation and Nichia America Corporation

1. Parties to the Legal Action: Plaintiff - Everlight Electronics Co., Ltd. Defendants - Nichia Corporation and Nichia America Corporation

2. Court or Administrative Body Handling the Case: United States District Court for the Eastern District of Michigan, Southern Division

3. Case Number for Related Legal Documents: Awaiting case assignment by the court.

4. Date of Incident: 115/07/31

5. Background of the Incident (including subject of litigation): Everlight discovered that flash LED products manufactured and sold by Nichia Corporation and Nichia America Corporation (collectively referred to as the "Defendants") may infringe U.S. Patent No. 7,554,126 owned by the Company. To protect the legitimate rights and interests of the Company and its shareholders, Everlight has formally filed a patent infringement lawsuit on July 31, 115 (July 30, 2026, U.S. time) with the United States District Court for the Eastern District of Michigan, Southern Division. The Company asserts that the Defendants' flash LED products infringe its patent rights and requests the court to order the Defendants to bear liability for damages in accordance with the law.

Based on the Company’s preliminary assessment, this case has not had a material impact on the Company’s financial condition or overall operations to date. Future impacts will depend on the progress of the litigation and the court’s final ruling.

The Company has always placed great importance on intellectual property protection and continues to invest in R&D to maintain its competitive advantage. Going forward, the Company will take necessary legal measures to protect its rights, disclose relevant information in accordance with applicable laws and regulations, and safeguard the interests of investors.

6. Proceedings: The Company has filed a lawsuit against the Defendants for patent infringement, seeking court-ordered damages. The case is currently under review and assignment by the court in accordance with legal procedures.

7. Impact on the Company’s Financials and Business Operations, and Estimated Financial Impact: None.

8. Countermeasures and Improvement Status: None.

9. Other Matters to be Disclosed (If the entity involved in the event or resolution is a publicly listed company or above, this material information also qualifies as a matter under Article 7, Paragraph 2 of the Enforcement Rules of the Securities and Exchange Act that significantly affects shareholders’ rights or securities prices): None.