The rapid development of urbanization has brought about increasingly prominent ecological contradictions. Nowadays, flood has become a new urban disease in China's major cities, while storm water management turns to be a top priority for all levels of government. The Ministry of Housing and Urban-Rural Development issued a "sponge city construction technology guide" in November 2014. April 2016, Ningbo was successfully selected as the second batch of national sponge city construction pilot cities. The author investigates the current situation of Ningbo city planning, program construction as well as supervision and protection approach, according to the existing problem on organizational management, retrofit of old industrial area, and the utilization of capital in the construction process of Ningbo sponge city, combined with the relevant experience of domestic demonstration work and the city case, the author puts forward some corresponding recommendations.