【Taisei】Announcement of Full Re-election of Directors and Change of Over One-Third of Board Members

1. Date of change: 115/05/26 2. Personnel category: Corporate Director, Independent Director, Natural Person Director 3. Former holders: Gan Xin-nan, Peng Peng-huang, Peng Ying-yuan, Xie Jun-shan, Wang Sheng-shun, Wang Hui-min, Chen Li-mei 4. Resume of former holders: Various representatives and independent directors 5. New holders: Peng Peng-huang, Peng Ying-yuan, Xie Jun-shan, Li Yi-tai, Gan Yi-qun, Wang Hui-min, Wang Sheng-shun, Chen Li-mei, Du Zhe-yi 6. Resume of new holders: Various representatives, independent directors, university professors, etc. 7. Status of change: Expiration of term 8. Reason for change: Full re-election 9. Shareholding at time of election: Peng Peng-huang (1,723,000 shares), etc. 10. Original term: 113/05/24 ~ 116/05/23 11. Effective date: 115/05/26 12. Change of over 1/3: Yes 13. Other notes: None