Regulations for Decision on the Unfair Labor Practices Article 31

The Board or the board members may order person who obstructs a fact-finding or hearing procedure to leave. Police assistance may be sought to remove the obstruction, if necessary.
中文原文 不當勞動行為裁決辦法第31條
裁決委員或裁決委員會,對於妨礙調查程序或詢問程序進行者,得命其退場,必要時得請求警察機關協助排除。

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