Organization Statutory for Cargo Service Headquarters of the Taiwan Railroad Administration Bureau, Ministry of Transportation and Communications Article 5

The Headquarters has a president who oversees business at headquarters, under the minister and supervises his or her employees. There is also one senior vice-president and one assistant manager.
中文原文 交通部臺灣鐵路管理局貨運服務總所組織條例第5條
本所置總經理一人,奉本局局長之命,綜理所務,並指揮監督所屬員工;協理一人,襄理之。

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