Honggutan New District is a CBD with Nanchang local uniqueness and special features of the new era. This dissertation is based on the theme of promoting high-level opening development of Honggutan CBD，Nanchan. Firstly，the authors analyzed how Honhgutan new district has been developed into the Model of Nanchang under tripartite planning and design of Honggutan new district，Nanchang municipality and Jiangxi province；Secondly，they analyzed and summarized the experience and achievements made by Honggutan new district in the construction of a smart city. Lastly，they proposed suggestions on how to promote the opening and development in the district. The advice involves many aspects，specifically speaking，top-level design，platform construction and technological innovation.