The largest airport in the world------Beijing Daxing International Airport came to the major project node. On May 5, as Tianjin-Beijing No.2 oil transportation pipeline of airport supporting aviation oil project was put into operation, the oil were officially transported for airport oil cellar and the super oil station for the super airport was completed ahead of schedule. What makes Ansteel people feel proud is that all the steel products of major pipes for the oil station were supplied by Ansteel. Although the delivery period is tight and the quality requirement is stringent, Ansteel supplied products with high standard and made its contributions to the completion of the project on schedule.