Differences of Industrial Structures for the Cities in Henan Province and Their Trends

In order to explore the situation of the three industrial structures of each city in Henan province, the cluster analysis for 18 cities is done in view of gross domestic product and each industry gross product, respectively. The differences between cluster and cluster are analyzed. Furthermore, in view of the overall cluster, industry structure changing trend regression models for three different types of cities are established. The predict values of three industry output and composition for each cluster in 2014-2020 are also given. The results show that the three industrial structures in the second type of cities are unreasonable, and should be the key to the industrial structure adjustment.