Lai Yi-KY Announces Adjustment to Cash Dividend Payout Rate

1. Date of Board or Shareholders' Meeting Resolution: 2026/06/25

2. Original Dividend Type and Amount: (1) Cash dividend distributed from earnings: NT$1,745,800,000, with NT$7 per share. (2) Cash distribution from capital reserve: NT$498,800,000, with NT$2 per share.

3. Revised Dividend Type and Amount: (1) Cash dividend distributed from earnings: NT$1,745,800,000, with NT$6.97494713 per share. (2) Cash distribution from capital reserve: NT$498,800,000, with NT$1.99284203 per share.

4. Reason for Change: Due to the conversion of the company's first and second domestic convertible bonds into ordinary shares, the number of outstanding ordinary shares has changed, resulting in an adjustment to the original dividend payout rate.

5. Other Matters to be Disclosed: In accordance with the resolution passed at the board meeting on March 5, 2026, the Chairman has been fully authorized to handle related matters.