Chateau International Development Co., Ltd. Announces Unaudited Consolidated Profit and Loss for March 2026

1. Date of occurrence: 2026/04/14. 2. Company name: Chateau International Development Co., Ltd. 3. Relationship with the company (please enter the company or subsidiary): The company. 4. Mutual shareholding ratio: Not applicable. 5. Reason for occurrence: Announcement of the company's unaudited consolidated profit and loss for March 2026. 6. Countermeasures: None. 7. Other matters to be stated (if the subject of the event or resolution is a public company or above, this material information also complies with Article 7, Paragraph 9 of the Enforcement Rules of the Securities and Exchange Act, which has a significant impact on shareholders' equity or securities prices): (1) Accounting items (Unit: NT$ thousand) March 2026 Jan-March 2026 ------------------------------- ----------- --------------- Consolidated operating revenue, net 45,504 132,188 Consolidated operating profit (loss) (12,107) (32,469) Consolidated pre-tax profit (loss) (12,750) (33,618) Net profit (loss) attributable to owners of the parent (11,886) (30,149) EPS attributable to owners of the parent (NT$) (0.08) (0.21) (2) The unaudited figures have not been audited (reviewed) by an accountant. The actual figures shall be subject to the financial report audited (reviewed) by an accountant, which is hereby explained.