Liao has built a special room named "family love room" in the police station, where Liao helped these left-behind children with their homework and taught them about safety in his spare time.

廖在派出所建了一间名为“家庭爱心房”的特殊房间，他在那里帮助留守儿童完成家庭作业，并在业余时间教他们安全知识。