[Unimicron] Announcement regarding independent directors expressing a reserved opinion on Audit Committee agenda items

1. Date of Board of Directors, Audit Committee, or Compensation Committee: 115/05/22 2. Agenda item type: Audit Committee 3. Name and brief biography of the independent director or committee member expressing opposition or reserved opinion: Chen Lai-Chu / Independent Director of the Company Li Ya-Ching / Independent Director of the Company 4. Proposal subject to opposition or reservation: Third discussion item: The requirement to issue six declaration letters and other documents for the main board IPO application of the subsidiary, Suzhou Qunce Technology Co., Ltd., on the Hong Kong Stock Exchange. 5. Reasons for the opposition or reservation: Reserved opinion: Proposed that the Board of Directors request an online attendance of a lawyer to provide supplementary explanations before proceeding with the Board resolution. 6. Response measures: Following a supplementary explanation provided by the lawyer via online attendance requested by the Board, all attending directors (including all independent directors) unanimously agreed to approve the proposal. The company has published the material information in accordance with regulations. 7. Other matters: None.