Global economic and social activities have been badly hurt by the coronavirus pandemic，and all sorts of contradictions and problems become increasingly prominent. Since currently the time evolution of COVID-19 is still with high uncertainty，the security risk of economy and society continues to build up. Beijing as the capital of PRC，should not only fully identify the critical situation of public safety in the post-pandemic era，but also create opportunities to achieve a leap-forward development during difficult times，enhancing the ability of Strategy and Emergency Response.