Group 1 - The article highlights the effective use of "water tank" drainage robots during heavy rainfall and typhoon conditions to manage urban flooding [2] - A comprehensive emergency drill was conducted on May 26, simulating severe weather impacts on urban infrastructure, involving over 120 personnel from various city management units [2] - The city management system is enhancing its flood prevention strategies by updating risk assessments and analyzing historical flooding points to implement targeted control measures [2] Group 2 - The city currently has a significant inventory of emergency equipment, including 45 high-capacity water pump trucks, 390 drainage pumps, and 234 generators, among other resources [3] - Six specialized emergency response teams have been established at the city level to ensure effective problem detection, resolution, and review processes [3] - Year-to-date achievements include the cleaning of 7,642 kilometers of rainwater drainage networks and the completion of 24 flood control projects [3]