Potech's Key Subsidiary Macro Sight Technology Limited Announces Completion of Capital Reduction Registration

1. Regulatory approval date for capital reduction: NA 2. Date of completion of capital change registration: July 27, 2026 (Minguo Year 115) 3. Impact on financial statements (including differences in paid-in capital and outstanding shares, and impact on net asset value per share): (1) Paid-in capital before reduction: USD 8,346,851 (2) Amount of capital reduction: USD 5,000,000 (3) Paid-in capital after reduction: USD 3,346,851 (4) Difference in outstanding shares and impact on net asset value per share: Not applicable 4. Planned share exchange program: Not applicable 5. Number of listed ordinary shares after capital reduction: Not applicable 6. Ratio of listed ordinary shares to total issued ordinary shares after reduction (listed shares / total issued shares): Not applicable 7. If the number of listed ordinary shares after reduction is less than 60 million or less than 25%, measures for low share liquidity: Not applicable 8. Other matters to be disclosed: None