The Port Health Office enforces measures in the Quarantine and Prevention of Disease Ordinance and the International Health Regulations to prevent the introduction of quarantinable diseases into Hong Kong by air, land or sea.

• 港口卫生处根据《检疫及防疫条例》和《国际卫生规例》执行管制措施，防止疫症经海陆空传入本港。