Enforcement Rules of the Labor Inspection Act Article 35

The labor inspection agency, in issuing business entity written notification for the partial or complete shutdown in accordance with Articles 27 to 29 of the Act, when necessary may post the shutdown notice at the shutdown area and may mark the shutdown area with clear warning and prohibiting signs.
中文原文 勞動檢查法施行細則第35條
勞動檢查機構依本法第二十七條至第二十九條規定以書面通知事業單位部分或全部停工,於必要時得於停工範圍張貼停工通知書,並得以顯明之警告或禁止之標誌標示停工區域。

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