What floor is Tianjin Railway Station on?

Fourth floor. According to the information service system of Tianjin Lv Wen, today's Tianjin Railway Station is divided into 6 floors, including 2 floors above ground and 4 floors underground. The ground floor is an elevated waiting room with a maximum span of 54 meters. The basement level is the central entrance hall, and passengers can enter the Tianjin station building from the south and north entrance halls. The underground floor is the underground entrance hall, and the east and west passenger exit tunnels are located on the east and west sides of the underground entrance hall respectively; The second, third and fourth floors underground are the platform floors of Tianjin Metro Lines 2, 3 and 9 respectively.