Non-Departmental Public Bodies Act Article 12

A director or supervisor shall attend meetings of the board of directors (council of directors) or board of supervisors in person, and may not designate a proxy to attend the meeting.
中文原文 行政法人法第12條
董(理)事、監事應親自出席董(理)事會議、監事會議,不得委託他人代理出席。

English translation for reference only; the Chinese text prevails. Not legal advice.