Summary of Key Points Core Viewpoint - Zhengzhou is preparing for significant rainfall and potential flooding due to the influence of warm moist air and low vortex shear lines, with heavy rain expected from September 10 to 11, particularly between 11 AM and 2 PM on the 11th [1] Group 1: Emergency Response Measures - Zhengzhou's Urban Management Bureau and Meteorological Bureau issued a city flood warning at 4 PM on September 10, in response to the anticipated heavy rainfall [1] - Various departments in Zhengzhou quickly convened a flood prevention meeting to organize and deploy response efforts [1] - The city has implemented a comprehensive flood prevention strategy involving technical, human, and material defenses, with 854 personnel assigned to over 200 risk points [1] Group 2: Resource Allocation and Preparedness - As of 4 PM on September 10, the city has prepared 72 mobile pump trucks, 268 flood rescue vehicles, and 2,713 generators, along with other essential equipment [1] - Approximately 1,700 kilometers of drainage networks have been cleared, and 185,000 manholes have been excavated, along with 57 kilometers of open ditches [1] - The city utilizes a digital management platform and flood monitoring system to provide real-time data on 415 key areas, enabling precise command and control [1] Group 3: Traffic Management and Safety - Zhengzhou's traffic police are fully mobilized to enhance security at bridges, tunnels, and areas prone to flooding, coordinating with other departments to close roads with deep water [2] - The transportation system has organized 22 emergency rescue teams with 836 personnel and 251 pieces of drainage and rescue equipment to ensure the safety of national and provincial road networks [2] - Public transport services, including taxis and buses, are equipped with emergency teams and materials, while the subway has deployed around 2,800 personnel at 279 critical points [2]