Code of Civil Procedure Article 221

Except as otherwise provided, a judgment shall be based on the parties?oral arguments.No judge who did not participate in the arguments on which a judgment is based may participate in making the judgment.
中文原文 民事訴訟法第221條
判決,除別有規定外,應本於當事人之言詞辯論為之。
法官非參與為判決基礎之辯論者,不得參與判決。

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