Judges Act Article 68

A retrial may be withdrawn before the Disciplinary Chamber of the Judiciary issues its judgment.Once withdrawn or a judgment is rendered, no motion for another retrial can be made out of the same cause of action.
中文原文 法官法第68條
再審之訴,於職務法庭裁判前得撤回之。
再審之訴,經撤回或裁判者,不得更以同一原因提起再審之訴。

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