Announcement for the distribution of cash dividend belong to the year 2025

1.Date of the resolution by the board of directors or shareholders meeting  or decision by the Company:2026/06/17
2.Type of ex-rights or ex-dividend (please enter: “Ex-rights”, ”Ex-dividend”, or ”Ex-rights and dividend”): Ex-dividend
3.Type and monetary amount of common stock dividend distribution: Cash dividend NTD$6,472,537,017, each common share is
   entitled to receive NTD$1.15.
4.Ex-rights (ex-dividend) trading date:2026/07/14
5.Last date before book closure:2026/07/15
6.Book closure starting date:2026/07/16
7.Book closure ending date:2026/07/20
8.Ex-rights (ex-dividend) record date:2026/07/20
9.Deadline for applying the conversion of the bond: NA
10.The closure period for the conversion of the bond will start from the date: NA
11.The closure period for the conversion of the bond will end on the date: NA
12.Payment date of common stock cash dividend distribution:2026/08/13
13.Any other matters that need to be specified:
(1) The distribution proposal has been approved by 2026 Annual Shareholders' Meeting on May 27, 2026.   
(2) If the previous disclosure date needs to be changed or amended due to changes in objective circumstances, the chairman of the
     board of directors shall be fully authorized to handle it.