Hwa-guan Announces Retirement of Vice President & Spokesperson and Change of Acting Spokesperson

1. Type of personnel change: Vice President & Spokesperson and Acting Spokesperson 2. Date of change: 2026/05/20 3. Name, title, and brief resume of former incumbents: (1) Spokesperson: Li Chun-hsien, Company Vice President (2) Acting Spokesperson: Chien Ling-ching, Company Chief Financial Officer 4. Name, title, and brief resume of new incumbents: (1) Spokesperson: Chen Po-hao, Company Corporate Governance Officer (2) Acting Spokesperson: Wu Hsing-sui, Company Chief Accounting Officer 5. Nature of change: Vice President & Spokesperson: Retirement Acting Spokesperson: Position adjustment 6. Reason for change: Retirement and position adjustment 7. Effective date: 2026/05/20 8. Other items to be specified: None