That, accelerating the integration of the Internet and traditional industries, is of great significance to upgrade the economic structure. Based on the data of 2006-2016 in China, this paper analyzes the co evolution relationship between Internet development and upgrading of industrial structure on the basis of grey relational entropy flow model, finds that in most of the years, the development of the Internet and the upgrading of the industrial structure is related to the orderly. And only in a few years, the evolution of the two relations into chaos, disorder state. Our government should continue to deepen the integration of Internet and traditional industries, and thus promote its integration and development of traditional industries.