With the rapid development of community culture and economy, people pay more attention to the frequent occurrence of community accidents. In order to protect the life and property safety of community residents and establish a safe and harmonious community, how to carry out rapid and effective emergency management of community accidents has become the focus of every community manager must think. Based on the theory of complex adaptive system, this paper discusses how to form the characteristic emergency management system for community by taking the gas explosion of Shenyang hotel as an example. The results show that in the community emergency management, in addition to the four management elements of human, material, environment and system, a dual emergency mode should be established with the community emergency response team as the leader and the fire medical support force to improve the emergency handling and response capacity of community accidents, and effectively reduce the loss of life and property of residents.