Korail Airport Railroad Corporation

Airport Railroad Corporation, A'REX, was constructed as the first state SOC railroad project constructed with private capital, and is the only specialized railway connecting Incheon International Airport and the downtown Seoul area. Korail opened its first section, between Gimpo International Airport and Incheon International Airport, on March 23, 2007. The whole rail line, 58 km long, opened on December 29, 2010.