Sheng Mao Announces Board Resolution on Treasury Stock Cancellation and Establishment of Capital Reduction Benchmark Date

Release Date: June 19, 2026 Statement Date: June 18, 2026 Statement Time: 14:05:35 Company Code: 3305 Company Name: Sheng Mao

Subject: Announcement of the Board of Directors' Resolution on Cancellation of Treasury Shares and Establishment of Capital Reduction Benchmark Date

Applicable Clause: Item 11 Factual Date: June 18, 2026

Details: 1. Board Resolution Date: June 18, 2026 2. Reason for Capital Reduction: In accordance with Article 28-2, Paragraph 4 of the Securities and Exchange Act, the transfer period for the seventh batch of repurchased treasury shares has expired, requiring cancellation. 3. Amount of Capital Reduction: NT$13,490,000 4. Number of Shares to be Eliminated: 1,349,000 shares 5. Capital Reduction Ratio: 0.93% 6. Capital After Reduction: NT$1,432,866,690 7. Scheduled Shareholders' Meeting Date: Not applicable 8. Expected Number of Listed Ordinary Shares After Capital Reduction: Not applicable 9. Ratio of Listed Ordinary Shares to Total Issued Ordinary Shares After Reduction: Not applicable 10. Measures for Low Share Liquidity (if post-reduction listed shares are less than 60 million or 25%): Not applicable 11. Capital Reduction Benchmark Date: June 18, 2026 12. Other Matters to be Disclosed: None