The 140th Canton Fair, celebrating its 70th anniversary, will be held in three phases in Guangzhou from Oct 15 to Nov 4, drawing more than 32,000 exhibitors. New and green products account for record-high proportions of displays. AI and big data are deployed for smarter operations. Over 210,000 overseas buyers have pre-registered, and the fair mirrors the upgrading of China's foreign trade and industrial structure.