Zhengzhou Airport Economy Zone has set up a “1+1+7” land port system (including Zhengzhou Airport First-class Air Port, Zhengzhou Xinzheng Comprehensive Bonded Zone, and 7 functional ports for fruits, chilled aquatic products, edible aquatic animals, meat, live animals, mail and medicine), fully implementing 24/7 customs clearance mechanism and the “declaration in advance” customs clearance mode, ranking the forefront of the country in terms of the overall import and export customs clearance time.