1 River of S China, 210 mi (338 km) long, rising in W Fujian prov. and flowing S through Guangdong prov. to the South China Sea at Shantou; navigable for about 100 mi (160 km) upstream. The densely populated delta is a rich agricultural area; two crops of rice are grown annually. Manganese and tungsten are mined in the upper valley. 2 River of central China, c.700 mi (1,130 km) long, rising in SW Shaanxi prov. and flowing E between the Qinling and the Daba mts., then SE through Hubei prov. to join the Chang at Wuhan; navigable for about 300 mi (480 km) upstream. The river floods its fertile lower valley in summer. There is a hydroelectric power station at Danjiangkou near Xiangyang (Xiangfan), Hubei prov. The reservoir there is also the starting point for the central route of the South-to-North Water Diversion Project, which transfers water from the Chang and its tributaries to the Huang He and cities and provinces in the north.
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