1.Date of occurrence of the change:2021/12/10

2.Name of legal person:Kingbird Tech Co., Ltd.

3.Name of the previous position holder: Shan Ney Huang

4.Resume of the previous position holder:

Representative juristic-person director and the chairman of

Microbio Co. Ltd.

5.Name of the new position holder:Hsien-Shou Kuo

6.Resume of the new position holder:

Emeritus professor of Taipei Medical University

7.Reason for the change:

Reassignment of the representative of a juridical person director.

8.Original term (from __________ to __________):2021/08/20~2024/08/19

9.Effective date of the new appointment:2021/12/20

10.Any other matters that need to be specified:

Kingbird Tech Co., Ltd. issued a letter of reassignment of representatives

on December 10, 2021, and the effective date will be on December 20, 2021.

Since Mr. Shan Ney Huang was elected as the chairman of the board as a

representative of juristic person director, Microbio is expected to hold

BOD on December 20, 2021 to re-elect the chairman.