Hongqiao Integrated Transportation Hub is a large-scale public building project. The project starts from east to west and is the Hongqiao Airport West Terminal Building, East Traffic Plaza, Metro East Station, Maglev Hongqiao Station, Beijing-Shanghai High-speed Railway Hongqiao Station, and Metro West. Station and West Traffic Plaza, etc. Among them, rapid distribution system engineering and municipal roads and supporting projects are important engineering projects serving the transportation hub. This project is a traffic facility project such as signs, markings, guardrails, vehicle stops, and signal lights within the above scope.