ACON: Announcement by Subsidiary Longhan Technology Co., Ltd. of Board Resolution to Convene 2026 Annual Shareholders' Meeting

1. Date of Board of Directors resolution: 2026/05/08 2. Date of shareholders' meeting: 2026/06/30 3. Location of shareholders' meeting: No. 530-6, Section 2, Guoling Road, Zhongli District, Taoyuan City 4. Agenda item 1, Reporting matters: (1) 2025 business operations report. (2) Supervisor's review of 2025 financial statements and books report. (3) Report on the company's accumulated deficit reaching one-half of its paid-in capital. 5. Agenda item 2, Approval matters: (1) 2025 business report and financial statements proposal. (2) 2025 deficit make-up proposal. 6. Agenda item 3, Discussion matters: (1) Capital reduction proposal to offset accumulated losses. 7. Agenda item 4, Election matters: None 8. Agenda item 5, Other proposals: None 9. Agenda item 6, Ad-hoc motions: None 10. Start date of book closure period: 2026/06/01 11. End date of book closure period: 2026/06/30 12. Other matters to be specified: None Keyword: Material Information