Take subway line 9 to subway line 6. According to Baidu map query, from Beijing West Railway Station to the First Hospital of Peking University, take Metro Line 9 to Metro Line 6, with a distance of 10.8km, the whole journey takes about 40 minutes, passing through 7 stops, * * * changing twice, and walking 1 163m. According to the requirements of the overall urban traffic planning, a fully closed or partially closed dedicated track line is set up to transport a considerable amount of passenger flow in the form of trains or bicycles.