According to the Qianjiang Evening News, on November 21, as the second phase of the “City on the City Management” of the lower city of Hangzhou, a 5G+AI+ driverless sweeping robot was launched. It is reported that the second phase of “Cloud on City Management” consists of a beautiful river system, a road health flatness detection system, and an AI intelligent analysis system. Among them, the road health leveling detection system is particularly eye-catching. This is the first blockchain application in the urban management field. It is also the first time to inject the municipal road into dynamic life. Hangzhou City also intends to promote the project to the whole city.