Regulations Governing the Issuance of Exchange Traded Notes by Securities Firms Article 16

Any change to an ETN prospectus or simplified prospectus involving any matter specified in paragraphs 2 and 3 of the preceding article, where the change materially affects investors' rights or interests, shall be submitted to the competent authority for approval. Following approval, the securities firm shall announce the content of the change within 2 days counting inclusively from the date upon which it receives the approval letter.
中文原文 證券商發行指數投資證券處理準則第16條
指數投資證券之公開說明書及簡式公開說明書涉及前條第二項及第三項所定事項之變更,致重大影響投資人之權益,應報經主管機關核准;經核准後,證券商應於核准函送達之即日起算二日內公告其內容。

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