[Altek] Announcement of Change in Corporate Director Representative

1. Date of Change: 2026/07/08

2. Corporate Name: Yuchuan Smartlink Co., Ltd.

3. Former Representative's Name: Representative: Lien Chien-Chin

4. Former Representative's Resume: Lien Chien-Chin: Chairman of Anrei Technology Co., Ltd.

5. New Representative's Name: Wang Kai-Yuan

6. New Representative's Resume: Wang Kai-Yuan: General Manager of Chuan-Da International Co., Ltd.

7. Reason for Change: Corporate director representative reappointment

8. Original Term (e.g., xx/xx/xx to xx/xx/xx): 2025/11/28 ~ 2028/06/29

9. Effective Date of New Appointment: 2026/07/08

10. Other Matters to be Disclosed: None