[GUC] GUC is invited to participate in UBS AIC 2026

In accordance with Paragraph X, Article 4 of the Regulations: 12 Date of occurrence: 2026/05/26 1. Date of investor conference: 2026/05/26 ~ 2026/05/27 2. Time of investor conference: 10:00 AM 3. Location of investor conference: Hong Kong 4. Summary of the investor conference: We have been invited to participate in UBS AIC 2026 to explain our business operations. 5. Other matters to be specified: For meeting details, please contact UBS Securities.

For complete financial and operational information, please visit the Market Observation Post System (MOPS) under the investor conference list or item.