Code of Civil Procedure Article 30

The transferee court is bound by the transfer ruling when such ruling becomes final and binding. The transferee court cannot retransfer the action to another court, except where the action is subject to another court's exclusive jurisdiction.
中文原文 民事訴訟法第30條
移送訴訟之裁定確定時,受移送之法院受其羈束。
前項法院,不得以該訴訟更移送於他法院。
但專屬於他法院管轄者,不在此限。

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