Baihe Announces Preliminary Consolidated Revenue for April 2026

1. Date of occurrence: 115/05/07 2. Company name: Taiwan Baihe Industrial Co., Ltd. 3. Relationship with the company (enter 'parent company' or 'subsidiary'): Parent company 4. Proportion of mutual shareholding: Not applicable 5. Reason for occurrence: Announcement of preliminary consolidated revenue for April 2026.

Item | April 2026 (NT$ thousand) | April 2025 (NT$ thousand) | % Change ----------------------|--------------------------|--------------------------|-------- Consolidated Revenue | 1,334,019 | 1,391,377 | -4.1%

Item | Jan-Apr 2026 (NT$ thousand) | Jan-Apr 2025 (NT$ thousand) | % Change ----------------------|---------------------------|---------------------------|-------- Consolidated Revenue | 5,373,135 | 5,641,454 | -4.8%

Note: The above figures are preliminary self-assessed numbers and have not been audited (reviewed) by an accountant. 6. Countermeasures: None 7. Other matters that need to be stated (If the entity of the event occurrence or resolution is a publicly offered company or above, this material information also meets the requirements of Article 7, Paragraph 9 of the Securities Transaction Act Enforcement Rules regarding matters that have a major impact on shareholder equity or security prices): None Keywords: Material Information