Why is the air raid siren sounding today?

1. The air defense siren sounded as a test sound to publicize and implement the air defense drill plan. The purpose of the air defense siren test is to enhance citizens' awareness of national defense and air defense disaster prevention, and to improve the recognition and awareness of air defense siren signals. During the air raid siren test, the general public is requested not to panic after hearing the siren and to maintain normal work and life order.

2. The sounding of the air defense alarm is to test the integrity of the civil air defense alarm equipment and control system, further strengthen and improve the air defense alarm system, and maintain a good standby state. Air defense alarms are an important part of urban air defense projects. They are used for disaster relief and disaster forecasting and emergency notification in case of emergencies in peacetime. They are used for civil air defense in wartime. They are used by people's governments at all levels to implement civil air defense command and organize the evacuation of personnel. The basic method is to sound an air defense siren to remind people when the city is threatened by air raids.

3. The 2022 air defense alert is sounded today because today is National Defense Education Day. National Defense Education Day is the third Saturday in September every year. September 17 this year is National Defense Education Day. The purpose is to carry forward the spirit of patriotism, popularize national defense education, so that all people can enhance their awareness of national defense, master necessary national defense knowledge and military skills, consciously perform their national defense obligations, and care for, support, and participate in national defense construction. The air defense siren test is an important activity organized by China National Defense Education Day.

4. The air raid siren is sounded today in 2022 to educate the people not to forget the national humiliation, to revitalize China, and to alert the world to be cautious in times of danger and to keep the alarm bells ringing. On September 18, 1931, the Japanese Kwantung Army stationed in Northeast China suddenly attacked Shenyang and occupied Northeast China by force. The September 18th Incident was a war of aggression against China deliberately created and launched by Japan. It was the beginning of Japanese imperialism's attempt to conquer China by force.