The Songhua River reference article from the English Wikipedia on 24-Apr-2004
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Songhua River

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The Songhua River (松花江 song4 hua1 jiang1) is the largest tributary of the Amur River, flowing about 1,800 km from Changbai Mountains. It flows through Harbin.

The river was called sunggari ula (Sungari River) in Manchu.

See also: Geography of China