Regulations Governing Procedure for Board of Directors Meetings of Public Companies Article 18

A company shall record on audio or video tape the entire proceedings of a board of directors meeting, and preserve the recordings for at least five years, in electronic form or otherwise.If before the end of the preservation period referred to in the preceding paragraph any litigation arises in connection with a resolution of a board of directors meeting, the relevant audio or video recordings shall continue to be preserved until the litigation is concluded.Where a board of directors meeting is held via tele- or video conferencing, the audio and visual documentation of the meeting form a part of the meeting minutes and shall be well preserved during the existence of the company.
中文原文 公開發行公司董事會議事辦法第18條
公司應將董事會之開會過程全程錄音或錄影存證,並至少保存五年,其保存得以電子方式為之。
前項保存期限未屆滿前,發生關於董事會相關議決事項之訴訟時,相關錄音或錄影存證資料應續予保存至訴訟終結止。
以視訊會議召開董事會者,其視訊影音資料為議事錄之一部分,應於公司存續期間妥善保存。

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