Strengthening the industry is the foundation and guarantee for the construction of smart cities in Xiongan New Area. The construction of smart cities that are divorced from industrial development is unsustainable. Therefore，the construction of smart cities in Xiongan New Area must be based on the integration of production cities. In the industry selection，Xiongan New Area is positioned to target the world's technological frontiers and high-end high-tech fields，including new generation information technology，modern life science and technology，biotechnology，new materials，high-end service industry，green ecological agriculture and military-civilian integration. The construction of smart cities should be integrated with the development of these industries，and constitute the development mechanism and mode of intelligent city development that mutually promotes，complements and supports each other in industrial development and smart city construction. The corresponding policies and mechanisms should be considered and improved. relationship.