Located at latitude 38°34'N-40°15'Nand longitude 116°43'E-118°04'E,Tianjin lies in the northeast of theNorth China Plain, west of the PacificOcean, at the lower reaches of HaiheRiver valley, with Bohai Sea on its eastand Yanshan Mountain on its north.It is only 137 kilometers southeastof Beijing, the capital of China.Tianjin belongs to the 8th easterninternational time zone.