Centering on cross-border e-commerce supply chain, comprehensive foreign trade services, cross-border e-commerce products selection, digital trade, AI, block chain, cloud, intelligent manufacturing, IoTs, industrial Internet and other hot spots, CIEFAIR will show the application of Internet technology in various industries and fields. With the docking and integration of Internet enterprises and traditional industries, the penetration of digital technology into various industries is accelerated. 5G and AI are used to promote the digital transformation of industries. Innovative applications and business models are emerging. The front-end consumption Internet drives the rise of the back-end Industrial Internet.