Enforcement Rules of Consumer Protection Act Article 23

“Advertisement” as referred in Article 22 to 23 of the Act shall mean to the conduct to disseminating messages or content of promotion by means of television and radio broadcasting, films, slides, newspapers, magazines, flyers, posters, signboards, arches, computers, facsimiles, electronic video, electronic voice mail or others, to the general public.
中文原文 消費者保護法施行細則第23條
本法第二十二條至第二十三條所稱廣告,指利用電視、廣播、影片、幻燈片、報紙、雜誌、傳單、海報、招牌、牌坊、電腦、電話傳真、電子視訊、電子語音或其他方法,可使多數人知悉其宣傳內容之傳播。

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