The Company announced to adjust cash dividend ratio

Date of the resolution of the board of directors or shareholders’ meeting:

2025/03/12

Type and monetary amount of original dividend distribution:

Cash dividend NT$815,089,000, each common share is entitled to receive NT$10.47151662

Type monetary amount of dividend distribution after the change:

Cash dividend NT$815,089,000, each common share is entitled to receive NT$10.39433232

Reason for the change:

As a result of exercising the stock options from the Company’s Employee Stock Options Plan, the total number of outstanding shares has been changed to 78,416,677 shares, so the dividend ratio has been adjusted to distribute shareholder cash dividends of 10.39433232 per share.  The Chairman is authorized by the Board of Directors’ meeting held on 24 February, 2025 to make an adjustment on cash dividend distribution ratio.

Any other matters that need to be specified:

None