【Nan Tzu】Clarification of Media Report

1. Date of factual occurrence: 2026/05/11 2. Company Name: Nan Tzu Technology Co., Ltd. 3. Relationship with Company (Enter 'Parent Company' or 'Subsidiary'): Parent Company 4. Proportion of cross-held shares: None 5. Media Name: Commercial Times B01 edition, 2026/05/09 6. Report Content: Regarding the announcement by ASE Semiconductor, a subsidiary of leading packaging and testing company ASE Technology Holding (3711) on the 8th, that they will join hands with Nan Tzu Technology to promote a large-scale factory expansion investment in the Kaohsiung Nan Tzu Science Park, with a total investment amount of NT$35.235 billion, etc. 7. Reason for occurrence: To issue a major information clarification regarding media report content. 8. Countermeasures: Our company has not proactively mentioned the relevant investment figures. For our company's financial information, please refer to the announcements made by our company on the Market Observation Post System. 9. Other matters to be described: None. Keywords: Major Information