Civil Defense plays an important role of national defense, which is a significant part in a country's economic and social development, and is an important aspect of modern urban construction and a big commonweal to the country as well as the people. Civil defense is for the people and on the people. To explain the civil defense most comprehensively and play its role most effectively, we should organize and mobilize the all people to learn and master the skills of air defense

and disaster prevention, thus form a good situation that all people care and support and participate in it. The 21st century is an era of changes and hope, and the era entrust civil defense with a noble mission. Let's unite as one and make great efforts to build an impregnable city security system and also a safe and peaceful home.