Tientsin (950), an important city and river-port of China, on the Pei-ho, 34 m. from its mouth and 80 m. SE. of Peking, of which it is the port; since 1858 has been one of the open treaty ports, and in 1861 a British consulate was established; three months of the year the Pei-ho is frozen over; there is an increasing transit trade with Russia.