Attorney Regulation Act Article 55

The chairman a local bar association shall be the representative of the association.If the chairman is unable to perform his/her duties for any reason, the vice chairman shall act as his/her representative; if there is no vice chairman or if the vice chairman is unable to perform his/her duties, the managing director (if any) shall be appointed by the chairman to act as his/her representative; if there is no managing director, the chairman shall appoint a director to act as his/her representative; if the chairman fails to or is unable to appoint a director as his/her representative, the managing director or directors shall elect one director from among themselves to act as the chairman's representative.
中文原文 律師法第55條
地方律師公會以理事長為代表人。
理事長因故無法執行職務時,由副理事長代理;無副理事長或副理事長無法執行職務時,置有常務理事者,應由理事長指定常務理事一人代理,無常務理事者,應由理事長指定理事一人代理;理事長未指定或不能指定時,由常務理事或理事互推一人代理。

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