Enforcement Rules of Medal Award Act Article 14

Those who have received more than two kinds of Medal specified in Article 2 of this Act, should wear their medals in the following sequence: from right to left the Merit, Exemplary, Service and Professional Medals.
中文原文 獎章條例施行細則第14條
獲頒本條例第二條所列獎章在兩種以上者,佩帶時應按功績、楷模、服務、專業獎章順序,由右至左並列。

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