Telecommunications Management Act Article 25

Telecommunications enterprises who have established a PSTN using telecommunications resources or those who are deemed as a telecommunications enterprise according to Paragraph 2 of Article 28 shall, according to the format and methods announced by the competent authority, report the number of outstanding voting shares and any change to the total capital amount with a specific percentage.The specific percentage as described in the preceding paragraph shall be announced by the competent authority.
中文原文 電信管理法第25條
設置使用電信資源之公眾電信網路之電信事業,或依第二十八條第二項規定視為電信事業者,應依主管機關公告所定之格式及方式,申報已發行有表決權之股份總數或資本總額達一定比率之變動情形。
前項之一定比率,由主管機關公告之。

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