Regulations Governing the Use of Weapons in Prisons and Detention Centers Article 8
If required, an Officer may use two or more weapons at the same time.
中文原文 監獄及看守所器械使用辦法第8條
機關人員使用器械時，如有必要得同時使用二種以上。
English translation for reference only; the Chinese text prevails. Not legal advice.