Shuan Chien Chemical: Correction of iXBRL Filing Information for Q1 2026 Consolidated Financial Report Regarding Investee Company Supplementary Schedule Disclosure

1. Date of occurrence of the event: 2026/05/12 2. Company name: Shuan Chien Chemical Industrial Co., Ltd. 3. Relationship with the company (please enter 'parent company' or 'subsidiary'): Parent company 4. Shareholding ratio: Not applicable 5. Reason for occurrence: Correction of iXBRL filing information for Q1 2026 consolidated financial report regarding investee company supplementary schedule disclosure 6. Corrected information item/report name: iXBRL supplementary schedule: Investee company name, location, and other related information 7. Amount/content/page before correction: Not applicable/exempt from disclosure 8. Amount/content/page after correction: Supplemented to be consistent with the content of Schedule 2 of the Q1 2026 consolidated financial report 9. Countermeasures: The correction of relevant amounts and explanations does not affect profits or losses. After explaining through a material information announcement, the updated iXBRL filing information will be uploaded to the Market Observation Post System. 10. Other matters that need to be specified: None