Regulations Governing the Banking Activity and the Establishment and the Investment by Financial Institution Between the Taiwan Area and the Mainland Area Article 80

An invested financial institution in Taiwan Area shall input the basic and shareholding information of the Mainland commercial bank or Mainland-funded bank into an information reporting system designated by the Competent Authority, and update such information when changes occur.
中文原文 臺灣地區與大陸地區金融業務往來及投資許可管理辦法第80條
被投資之臺灣地區金融機構應於主管機關指定之資訊申報系統填報大陸地區商業銀行或陸資銀行之基本資料及持股情形,如有異動應確實更新。

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