15km. First, take a bus from Shanghai Hongqiao Railway Station to Pudong 602 Bus Station. Secondly, take the bus at bus stop No.602, pass People's Square, Gude Company, Xinshida National Fitness Park, wanda plaza, Pudong Stock Exchange and other 12 stops, and get off at Pudong Commercial Building. Finally, go straight for 600 meters on the east side of the commercial building to reach Pudong Real Estate Trading Center.