Tianjin
Tianjin () is a city in northern China. It has a population of 11,760,000. It has an area of . Built in 1403, Tianjin has been named by Yongle Emperor in memory of his success in occupying Ming capital Beijing through the harbor of Tianjin. It locates on the banks of the Hai River, west of Bohai Sea, south of Yanshan Mountains, east of Beijing. The distance between Tianjin and Beijing is 137 kilometers and it’ll take you only half an hour to go from Tianjin to Beijing by the Beijing–Tianjin Intercity Railway.