In early 2020， COVID?19 outbreaks brought severe psychological crisis to patients， medical workers and even the general public. China’s gradually mature psychological crisis intervention system has achieved results during the epidemic， but it also reflects the lack of psychological crisis intervention system. This paper introduces the intervention measures of the United States， Israel and other developed countries in dealing with the psychological crisis of public health emergencies， such as the institution setting， management system， treatment means， information communication system， etc.， which provides scientific basis and suggestions for strengthening the construction of the psychological crisis intervention system of public health emergencies in China.