Supplementary and Continuing Education Act Article 23

Short-term tutorial centers may recruit and admit foreign students; the conditions and methods of enrollment, management, and other matters to be observed shall be determined by the central competent educational authority in conjunction with the relevant competent authorities.
中文原文 補習及進修教育法第23條
短期補習班得招收外國人;其招生條件與方式、管理及其他應遵行事項之辦法,由中央主管教育行政機關會同相關主管機關定之。

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