The Juvenile and Family Court Organization Act Article 27

An Investigation Officer for Family Affairs shall comply with the supervision of a Judge while executing the following duties:1. Investigation and collection of information relating to instances as delineated in Article 2 Paragraph1 Subparagraphs 1 through 9.2. Affairs as assigned by other legal provisions.
中文原文 少年及家事法院組織法第27條
家事調查官應服從法官之監督,執行下列職務:
一、調查、蒐集關於第二條第一項第二款至第九款事件之資料。
二、其他法令所定之事務。

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