Commercial Case Adjudication Act Article 20

Commercial litigation cases shall be subject to mediation by the court before an action can be initiated. However, such a rule does not apply where a counterclaim is initiated, or where the notification to the opposing party shall be served by constructive notice.When the party initiates the case described in the preceding paragraph directly with the Commercial Court, or where a case is transferred to the Commercial Court by a ruling, it shall be deemed as a petition for mediation.
中文原文 商業事件審理法第20條
商業訴訟事件於起訴前,應經商業法院行調解程序。
但提起反訴或送達於他造之通知書應為公示送達者,不在此限。
前項事件,當事人逕向商業法院起訴或經裁定移送商業法院者,視為調解之聲請。

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