Taiseng Steel Announces Board Resolution on Cash Dividend Record Date

1. Date of board, shareholder meeting resolution, or company decision: June 24, 115
2. Type of ex-right/ex-dividend (please enter 'ex-right', 'ex-dividend', or 'ex-right-ex-dividend'): ex-dividend
3. Types and amounts of ordinary share cash dividends:
Cash dividend: NT$1.50 per share, totaling NT$3,876,390,923.
4. Ex-dividend trading date: July 14, 115
5. Last transfer date: July 15, 115
6. Start date of transfer suspension: July 16, 115
7. End date of transfer suspension: July 20, 115
8. Ex-dividend reference date: July 20, 115
9. Final date for bond conversion application: Not applicable
10. Start date of bond conversion suspension: Not applicable
11. End date of bond conversion suspension: Not applicable
12. Ordinary share cash dividend payment date: Expected to be distributed on August 13, 115.
13. Other matters to be disclosed:
The cash dividend will be calculated to the nearest dollar (amounts below one dollar will be truncated). Fractional amounts less than one dollar will be aggregated and adjusted in descending order of decimal values and ascending order of shareholder account numbers to match the total dividend payout. Bank transfer fees and check processing fees will be deducted from shareholders' dividend payments. If the total cash dividend is insufficient to cover these fees, only a dividend collection notice will be mailed, and shareholders must contact the company's share agent directly to collect their dividend.