9月18日上午10时至10时19分，南京市防空警报响彻全城，全市千余台防空警报器和近万台应急 广播同步鸣响，年度防空警报试鸣活动圆满成功，警报鸣响率达到100%。 此次试鸣不仅是对城市预警报知能力的一次全面检验，更是深化全民人防教育、提升应急应战能力 的重要实践。南京市人防办提前部署，精心组织，开展了全面的准备工作，通过对警报系统的调试联 调、设备的检修维护、管理人员培训以及制定周密的保障方案，有效确保了整个试鸣过程精准、高效、 有序。 本次试鸣活动凸显三大创新亮点：首次通过"国家突发事件预警信息发布系统"和"我的南京"App向 公众同步推送防空警报提示信息，结合传统防空警报设施和应急广播系统的发放，有效扩大了预警信息 的覆盖面和知晓度，拓宽了市民获取警报的途径。在全市主城区范围内针对可能存在的警报信号薄弱区 域进行了实地警报音响强度测试，收集关键数据，为进一步优化警报器布局、提升战时警报覆盖效能提 供了实践依据。借助物联网技术，对全市试点建设的40台警报器进行了全程可视化在线监测，实现了 试鸣状态的实时掌控与数据回传，大幅提升了警报器管理和数据分析的精准化、智能化水平，推动了警 报系统信息化建设迈上新台阶。 ...

Core Points - The event commemorates the sacrifices of revolutionary martyrs and victims during the Chinese People's Anti-Japanese War and the World Anti-Fascist War, aiming to enhance national defense awareness and improve air defense and disaster prevention consciousness [1][2] Group 1 - The Zhengzhou National Defense Mobilization (People's Air Defense) Office successfully organized the "9·18" air defense alarm test, which included three types of signals: pre-warning, air raid, and all-clear, conducted from 10:00 to 10:31 AM [1] - The event featured elderly heroes sharing their experiences from wartime, serving as a profound reminder of the anti-war history and the development of national defense and air defense efforts in the city [1] Group 2 - The ceremony emphasized the theme "Long Ringing Alarm, Remember History, Stay Vigilant, Strengthen National Defense," and included community and school outreach programs to educate the public on air defense alarm recognition and emergency preparedness [2] - The Zhengzhou National Defense Mobilization Office has been focusing on core tasks such as wartime air defense, civilian service, and emergency support, enhancing command systems and protective measures for key areas [2] - The office aims to utilize air defense resources effectively to support urban construction, economic development, and improve public welfare, while also enhancing emergency response capabilities [2]