Trust Law Article 58

A trust supervisor may be removed by the person who designates or appoints him if he is liable for negligence of his duties or upon the occurrence of any material event. The trust supervisor may also be removed by the court upon application of the interested party or the prosecutor.
中文原文 信託法第58條
信託監察人怠於執行其職務或有其他重大事由時,指定或選任之人得解任之;法院亦得因利害關係人或檢察官之聲請將其解任。

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