Prodisc Technology Inc. announces board resolution for capital reduction by its important subsidiary Jingcheng Materials Co., Ltd.

1. Date of board resolution: 115/05/08 (May 8, 2026, using Minguo calendar) 2. Reason for capital reduction: To offset losses 3. Amount of capital reduction: NT$290,000,000 4. Shares to be eliminated: 29,000,000 shares 5. Capital reduction ratio: 37.18% 6. Capital after reduction: NT$490,000,000 7. Scheduled date of shareholders' meeting: Not applicable 8. Number of listed common shares after capital reduction and new share listing: Not applicable 9. Ratio of listed common shares after capital reduction and new share listing to total issued common shares (listed common shares after reduction / total issued common shares after reduction): Not applicable 10. If the number of listed common shares after capital reduction in the preceding two items is less than 60 million shares and less than 25%, please explain the countermeasures for low stock liquidity: Not applicable 11. Record date for capital reduction: 115/05/11 (May 11, 2026) 12. Other matters to be specified: None.