Shin Ba Ba Co., Ltd. Announces Plan to Establish Joint Venture Company with Other Companies

1. Date of occurrence of the event: 2026/05/06. 2. Company name: Shin Ba Ba 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: Because the Company, together with Jiangcheng Construction Co., Ltd. and Basen Engineering Co., Ltd., jointly participated in the comprehensive evaluation of the development proposal for the "Kaohsiung Mass Rapid Transit System Orange Line O9 (C Base) Land Development Project" organized by the Kaohsiung City Government Mass Rapid Transit Bureau, and was selected as the most favorable applicant, the Company's board of directors resolved to authorize the Chairman to handle all matters related to the establishment of the joint venture company. 6. Countermeasures: None. 7. Other matters that need to be specified (if the subject of the event or resolution is a public company or above, this material information also complies with the matters that have a significant impact on shareholders' equity or securities prices as stipulated in Article 7, Paragraph 9 of the Enforcement Rules of the Securities Exchange Act): The actual investment amount will be announced at that time. Keywords: Material information.