Trademark Act Article 85

Definition of collective markA collective mark is a sign that serves to identify the membership of members in an association, society or any other group which is a juridical person and distinguish such members from those who are not members.
中文原文 商標法第85條
團體標章,指具有法人資格之公會、協會或其他團體,為表彰其會員之會籍,並藉以與非該團體會員相區別之標識。

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