Industrial　Internet　is　the　carrier　to　realize　the　digitalization,　networking　and　intellectualization　of　intelligent　equipment　industry　and　promote　the　integration　development　of　equipment　manufacturing　industry　and　new　generation　information　technology.It　is　a　key　network　infrastructure　with　low　delay,　high　reliability　and　wide　coverage　to　meet　the　development　needs　of　industrial　intelligence.　It　is　a　new　business　form　and　application　mode　formed　by　the　deep　integration　of　new　generation　information　and　communication　technology　and　modern　industry.　The　paper　mainly　analyzes　the　development,　evolution　and　development　trend　of　industrial　Internet　from　the　aspects　of　industrial　Internet　development　trend,　industrial　Internet　industry　progress　and　application　trend.