15km. According to Baidu map query, Conrad Tianjin Hotel is located at the intersection of Tianta Road and Shiying Road in the center of Tianjin, and Haihe River is located in the Beijing-Tianjin-Hebei region, with a distance of 15 km and a 27-minute drive. Haihe River is the largest water system in northern China and one of the seven major rivers in China. Haihe River system consists of the main stream of Haihe River and its five tributaries: North Canal, Yongding River, Daqing River, Ziya River and South Canal.