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, Internet technology in various industries and fields. With the docking and industrial Internet and other hot spots, CIEFAIR will show the application of of digital technology into various industries is accelerated. 5G and AI are integration of Internet enterprises and traditional industries, the penetration 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. With the theme of "Cross-border e-commerce promoting the transformation of foreign trade, Smart IOT leading the digital economy", CIEFAIR brings together leading enterprises and elites in the industry, explores more new business formats and new business models in the industry, analyze the industry to seize the new opportunities in the period of global value chain adjustment, displays the latest technologies, services, products and business models in the field of digital economy at home and abroad, and exchanges ideas, share experience, meet more business partners and build consensus.