Statute of Open Prisons Article 7
The inmates shall be divided into groups for the outside labor operations. One group shall contain more than ten (10) and less than twenty (20) inmates. The warden shall appoint one inmate with good records as the group leader.
中文原文 外役監條例第7條
受刑人外役作業每十人以上、二十人以下為一組，由典獄長擇優指定其中一人為組長。