Conduct a unified test of air defense alarms. According to the requirements of People's Republic of China (PRC) Civil Air Defense Law, Notice of Provincial Civil Air Defense Office on Organizing Civil Air Defense Publicity Month, and Notice of State Housing and Construction Bureau on Organizing Civil Air Defense Publicity and Education Month, in order to commemorate the 77th anniversary of the victory of China People's War of Resistance against Japanese Aggression and the World Anti-Fascist War and the Ninth Five-Year Plan, the anniversary of the September 18th Incident will be held on September/kloc-0, 2022.