Regulations Governing the Declaration of Acquisition of Shares in Accordance with Article 43-1, Paragraph 1 of the Securities and Exchange Act Article 4

For the purposes of these Regulations, acquisition of shares by a person jointly with another person or persons means acquiring issued shares of a public company by means of contract, agreement, or any other form of mutual consent between that person and such other person or persons.If there is written mutual consent between or among the acquirers, a copy of the written mutual consent shall be included in the declaration filed with the Competent Authority.
中文原文 證券交易法第四十三條之一第一項取得股份申報辦法第4條
本辦法所稱與他人共同取得股份,指以契約、協議或其他方式之合意,取得公開發行公司已發行股份。
取得人間如有書面合意,應將該書面合意併同向主管機關申報。

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