Police Duty Act Article 5
The Police beat is the basic unit of a police organization. It is under the charge of an individual police officer.
中文原文 警察勤務條例第5條
警察勤務區（以下簡稱警勤區），為警察勤務基本單位，由員警一人負責。
English translation for reference only; the Chinese text prevails. Not legal advice.