When a public health emergency occurs, it not only poses a threat to the physical health of thepublic, but may also cause widespread mental health problems, damaging the health and well-being of thepeople. Psychological crisis intervention, as a timely and effective response measure, plays an importantrole in reducing psychological impact, promoting psychological recovery, and maintaining social stability.On the basis of reviewing literature, this study provides strategies, suggestions, and plans for psychologicalcrisis intervention in sudden public health emergencies from a psychological perspective.