Civil Air Defense Office of Xiamen is a standing executive office of the defense mobilization committee of the city; it is also a responsible institution for civil air defense of municipal government (civil defense).

The main duties:
A. Ordinary Missions
1. Carry out national and provincial laws and regulations, principles and policies of civil air defense (civil defense); popularize Civil Air Defense Law of People's Republic of China and Civil Air Defense Regulations of Fujian Province; stipulate civil ail defense construction plans and regulations; strengthen civil defense and preparations for war;
2. Draw up mid-term and long-term civil air defense construction plans in accordance with national economic and social development plans, also the national defense construction plan; draw up and implement annual plans on civil air defense construction.
3. Organize civil air defense commanding work; draw up and launch defense of city air raids to the prediction scheme, make plans of evacuation during wartime and various protective measures.
4.Draw up and implement strategies and plans on communication and alarm facilities of civil air defense (civil defense); construct and manage communication and alarm system for civil air defense (civil defense); organize people on duty for communication and alarm of civil air defense (civil defense); release trial alarm for air defense and disaster defense and carry out civil air defense drill;
5.Direct and implement building-up work and training programs of civil air defense (civil defense) for professional troops specialized in communication, public security, fire-fighting, medical care, antichemical security, project recovery and transportation; be responsible for training of professional troops specialized in civil air defense (civil defense); stipulate popularization and education plan for “three defense project” (defense of electronic counter modulation, defense of accurate attack, defense of reconnaissance and surveillance ) on the basis of high-tech to middle school students over the city.
6. Draw up strategies and plans for civil air defense projects; organize and be responsible for construction, management and maintenance of civil defense projects; realize daily and war-time functional shift of civil air defense facilities and guide development and application of civil air defense facilities.
7. Coordinate with construction divisions to draft and implement combined development strategies of urban construction and civil air defense construction; supervise and inspect urban construction and urban underground space development and utilization in accordance with demands of civil air defense.
8. Be responsible for examination, approval and management of civil air defense engineering projects in urban underground spaces in combination with civil engineer projects.
9. Be responsible for management of fund, materials and national asset for civil air defense over the city; supervise production and purchase of specialized equipments for civil air defense.
10. Be responsible for shouldering responsibilities of commanding headquarter for devastating earthquake.
11.Ensure daily and wartime functional shift of civil air defense projects and facilities; promote social and economic benefit of civil air defense projects and facilities and offer services to urban economic and social development.
12. Undertake other tasks assigned by Municipal Government, Garrison Command and Municipal Defense Mobilization Committee.
Wartime missions;
1. Establish underground headquarters for air defense in accordance with orders of higher authorities; submit information, resolutions and suggestions in time for conductors of air defense.
2. Release air-raid alarm through communication and alarm facilities for air defense, also through media like telecommunication and TV etc.

3. Coordinate with public security divisions to execute warm-time black out; organize and direct evacuation and cover-up of people and important materials with related divisions, launch air raid defense.
4. Coordinate with related divisions for camouflage and protection of important target in the city, help military organizations to organize defense and combat of the city, also air raid defense.
5. Organize specialized civil defense teams and citizens to remove aftermath of air raid, coordinate related divisions to recover normal life in the city.