Ilitek-KY: Announcement Regarding Adjustment of Effective Date for Business Division Acquisition

1. Date of occurrence: 2026/05/08 2. Original announcement and filing date: 2025/10/14 3. Brief description of original announcement and filing content: The company's Board of Directors resolved to approve the business division acquisition. Ilitek Technology will transfer its IC production and sales business (including assets and liabilities) to the company. Concurrently, the company will pay cash to Ilitek Technology as consideration for this division. The tentative effective date for the division was January 1, 2026. The company holds 100% of Ilitek Technology's shares, and all three directors of Ilitek Technology are appointed by the company. After the effective date of the division, Ilitek Technology will remain a wholly-owned subsidiary of the company. 4. Reason for change and main content: The original effective date for this division was set for January 1, 2026, and was subsequently announced on December 12, 2025, to be adjusted to July 1, 2026. Due to internal operational planning needs, it is now proposed to further adjust the effective date from July 1, 2026, to January 1, 2027. 5. Impact of change on company's financial and business operations: None. 6. Other matters to be specified: None.