Group 1 - The core viewpoint of the news is the establishment of an AED (Automated External Defibrillator) coverage in Donggaodi Street, Fengtai District, making it the first "AED fully covered safe street" in the district with a ratio of 3.18 AEDs per thousand people [1][2] - On September 12, 14 AED devices were officially deployed, and a community first aid training station was established, indicating a significant step in enhancing the emergency response capabilities in the area [1] - The management mechanism for the AEDs includes regular inspections, dynamic maintenance, and comprehensive public awareness campaigns to ensure the devices are accessible and functional during emergencies [1] Group 2 - The establishment of the community first aid training station and the distribution of AEDs is a foundational step in building a robust emergency response network, promoting a culture of "public participation and rapid response" [2] - The initiative aims to create a more resilient urban emergency response system, enhancing the overall public service framework in the community [2] - Training sessions for CPR and AED usage were conducted, emphasizing the "golden 4 minutes" principle for effective emergency response [1]