Regulations for Administration on Fixed Network Telecommunications Business Article 10

To apply for operation of a fixed network telecommunications business, an applicant shall be limited to a company limited by shares incorporated in accordance with the Company Law; its chairman shall have the nationality of the Republic of China, and the total number of the shares held by foreign nationals shall comply with the restrictions provided in the latter part of Paragraph 3, Article 12 of the Telecommunications Act.
中文原文 固定通信業務管理規則第10條
申請經營固定通信業務者,以已依公司法設立之股份有限公司者為限,其董事長應具有中華民國國籍,並應符合電信法第十二條第三項後段有關外國人持有股份總數之限制。

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