Yihang Co., Ltd. Shareholders' Meeting Resolves Capital Reduction to Offset Losses – Creditor Notice

1. Date of Event: June 18, 2026 2. Company Name: Yihang Co., Ltd. 3. Relationship to Company (Please enter '本公司' or 'Subsidiary'):本公司 (Parent Company) 4. Cross-shareholding Ratio: Not applicable 5. Reason for Occurrence: At the annual shareholders' meeting held on June 18, 2026, Yihang Co., Ltd. resolved to carry out a capital reduction. In accordance with Article 281 of the Company Act, which applies Articles 73 and 74 by analogy, the company hereby issues this public notice to creditors. 6. Countermeasures: (1) The company has passed a resolution at the annual shareholders' meeting on June 18, 2026, to carry out capital reduction to offset accumulated losses. (2) The company's paid-in capital amounts to NT$8,247,760,670, divided into 824,776,067 shares with a par value of NT$10 per share. To strengthen the financial structure and meet future operational needs, the company plans to reduce its capital by NT$1,343,970,560 to cover accumulated losses. This will result in the cancellation of 134,397,056 issued shares, representing a reduction ratio of 16.2949753%. The paid-in capital after reduction will be NT$6,903,790,110. (3) Following approval by the shareholders' meeting and relevant regulatory authorities, the Chairman will separately announce the capital reduction reference date and the share reissuance reference date. (4) Creditors of the company who have objections to the aforementioned capital reduction resolution must submit a written statement, together with supporting documents proving their creditor status, either in person or by mail (postmark date valid) to the company within 31 days from the date of this announcement. Failure to express objections within this period will be deemed as having no objection. Furthermore, if a creditor who has filed an objection subsequently transfers their claim, they shall lose their right to object, and any objection previously submitted to the company shall be deemed withdrawn. This is hereby publicly announced. 7. Other Matters to be Disclosed: This capital reduction is intended solely to offset losses, involves no actual outflow of cash, and will have no material impact on the company's operating funds.