With the construction of international air cargo hub as the starting point，it is of great significance to realize the linkage of Daxing International Airport with Airport Economic Zone，free trade pilot zone and comprehensive bonded zone to promote the high-quality economic development of the capital. Facing the requirements of a new round of high-level opening-up in the capital，Daxing International Airport should speed up the construction of an international air cargo hub from the aspects of coordination mechanism，resource allocation，policy support，innovative supervision，and strengthening structure，so as to realize the linkage development with the “three zones”.