1.Date of institutional investor conference: 2023/08/23

2.Time of institutional investor conference: 14:30

3.Location of institutional investor conference: Zoom meeting ID: 95861401258 (If you intend to participate in the conference, please contact Mr. Kuo at 02-26599838 ext.1910)

4.Outline of institutional investor conference: The Company will hold an online investor conference in the second quarter of 2023, please install Zoom Meetings before the conference begins. Zoom for desktops: http://www.zoomnow.net Zoom for mobile phones: iOS-APP Store/Android-Google Play

5.Any other matters that need to be specified: Please be sure to enter the meeting ID to join the conference before 14:20 on August 23, 2023 (Wednesday).