Enforcement rules concerning the implementation of industrial group act. Article 33
The head of directors assumes the position of the chairman of general meeting of Industrial board of trade or three to five of standing directors and supervisors are to be elected to form a presidium and assume the position of chairman in turn.
中文原文 工業團體法施行細則第33條
工業同業公會舉行會員大會時，以理事長為主席，或由理事監事就常務理事常務監事中共同推定三人至五人，組織主席團，輪任主席。