Located in Lujiang Street, Jiangning District, Nanjing City, Nanjing Lukou International Airport is a 4F-level civilian international airport existing as the gateway to Jiangsu Province and Nanjing City. With important domestic routes, it is a first-class air port as well as the main freight airport in East China. As an alternate airport of Shanghai Hongqiao International Airport and Shanghai Pudong International Airport, it serves as a large national hub airport, a collection and distribution center for air cargo and express cargo for China aviation, and a regional transport hub of the nation.