[Baihe Industrial-KY] Announcement of the Company's Self-Assessed Consolidated Revenue for March 2026

1. Date of Occurrence: 115/04/08 (2026/04/08) 2. Company Name: Baihe Industrial Co., Ltd. 3. Relationship with the Company (Please enter 'Our Company' or 'Subsidiary'): Our Company 4. Mutual Shareholding Ratio: Not applicable. 5. Reason for Occurrence: Announcement of the Company's self-assessed consolidated revenue for March 2026. (1) The Company's consolidated revenue for March 2026 was NT$735,934 thousand, a decrease of 5.90% compared to NT$782,102 thousand in the same period of 114 (2025). (2) The cumulative consolidated revenue for January to March 2026 was NT$1,904,024 thousand, a decrease of 1.88% compared to the cumulative amount of NT$1,940,603 thousand in the same period of 114 (2025). (3) The aforementioned figures for 115 (2026) are self-assessed numbers of the Company and have not yet been audited (reviewed) by an accountant. 6. Countermeasures: None. 7. Other Matters to be Noted (If the subject of the event or resolution is a publicly listed company or above, this material information also meets the requirements of Article 7, Paragraph 9 of the Enforcement Rules of the Securities Transaction Act concerning significant impacts on shareholder equity or stock prices): None.