[Taiyen Corp.] Announcement on behalf of major subsidiary Taiyen Green Energy Co., Ltd.: Accumulated losses reach one-half of paid-in capital

1. Date of occurrence: 2026/05/19 2. Company name: Taiyen Green Energy Co., Ltd. 3. Relationship with the Company: Subsidiary 4. Mutual shareholding ratio: N/A 5. Reason for occurrence: As of December 31, 2025, the accumulated losses of Taiyen Green Energy Co., Ltd. have reached one-half of its paid-in capital. 6. Countermeasures: The matter has been reported to the most recent shareholders' meeting in accordance with Article 211 of the Company Act. 7. Other items to be specified (If the entity to which the event or resolution pertains is a public company or higher, and this material information simultaneously constitutes a matter having a significant impact on shareholder equity or security prices as stipulated in Article 7, Paragraph 9 of the Enforcement Rules of the Securities and Exchange Act): None.