000 sq mi).) of land. The Yalu's most significant tributaries are the Changjin (장진강; 長津江), the Hochon (허천강; 虛川江), the Togro (독로강; 禿魯江) rivers from Korea and
the lake Changjin Air Force Base, in the eponymous county Changjin River (장진강; 長津江), a tributary of the Yalu River in North Korea Jang Geum (Chinese: Chang-jin