[ASE Holdings] Clarification Regarding Commercial Times Report on Company Dated 115/05/09

1. Date of Fact Occurrence: 115/05/11 2. Company Name: ASE Technology Holding Co., Ltd. 3. Relationship with Company (Parent or Subsidiary): Parent company 4. Interlocking Shareholding Ratio: Not applicable 5. Media Outlet: Commercial Times 6. Report Content: It is reported that the company will join hands with Nan Tzu Electronics to promote a large-scale expansion investment project in the Kaohsiung Nanzi Technology Industrial Park, with a total investment amount of NT$35.235 billion. 7. Reason for Occurrence: Regarding the total investment amount for the large-scale expansion investment project promoted by the company in the Kaohsiung Nanzi Technology Industrial Park, it is purely a preliminary estimate. The actual investment amount should be subject to the company's official announcement. 8. Response Measures: None. 9. Other matters to be noted: None.