Regulations Governing the Operation of and Compliance Requirements for Split Voting by Shareholders of Public Companies Article 7

The company, during the period of its existence, shall permanently keep all forms, documents, and data in any medium, relating to application for, or cancellation or termination of, split voting by a shareholder, and may store it in the form of electronic media.
中文原文 公開發行公司股東分別行使表決權作業及遵行事項辦法第7條
公司對於股東申請、撤銷或終止分別行使表決權之相關書表文件及媒體資料,於其存續期間,應永久保存,並得以電子媒體形式儲存。

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