city, north-central Vietnam, located on the Ca River delta, 160 miles (260 km) south of Hanoi. The Ca River enters the Gulf of Tonkin just northeast of Vinh. An important trade centre for the surrounding region, the city is the focus of a densely populated agricultural area. It is also the site of an electric power plant and has chemical and textile industries. Manganese and phosphates are mined nearby. Pop. (1989) 110,793.
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