The main contents of the competition are civil air defense policies and regulations, civil air defense history, civil air defense knowledge, civil air defense engineering, civil air defense alarm, emergency evacuation, personal protection, nuclear, chemical and biological weapons protection, emergency rescue and secondary disaster protection.

Through new media such as WeChat, Sina Weibo, Today's Headline, etc., the official WeChat account of the contest "Guangdong National Defense" was clicked to enter the answering interface, and personal entry information was registered.