With the implementation of the 'Mental Health Law of the People's Republic of China' and relevant policies,governments at all levels have devoted more resources to community-based rehabilitation services for patients with mental disorders,making the mental health services more accessible and professional to the majority of patients with mental disorders.Monumental achievements have been made in community-based rehabilitation services for patients with severe mental disorders,while challenges have always existed in the China's community mental health service system for patients with severe mental disorders.Therefore,this article elaborated the achievements,challenges and prospects of China's community mental health service system for patients with severe mental disorders,aiming to provide references for future work and further improve the quality and accessibility of community mental health service for patients with mental disorders.