1. Date of institutional investor conference: 2022/10/28

2. Time of institutional investor conference: 16:00

3. Location of institutional investor conference: Taiwan Stock Exchange Information Display Center (No.7, Section 5, Xinyi Rd., Xinyi District, Taipei City, Taiwan 101)

4. Outline of institutional investor conference: Company status and prospect.

5. Any other matters that need to be specified: For complete financial and business information, please refer to the list of institutional investors' conference or to the item of institutional investors'conference under the Market Observation Post System.