The world-famous Changbai Mountains, the source of the Tumen, Yalu, and Songhua rivers, are one of the most beautiful areas in China. Endowed with rich natural resources and charming scenery ...

CHANGCHUN, May 13 (Xinhua) -- Ascending the Changbai Mountains in northeast China, the fresh green of early spring slowly gives way to lingering snow. On a slope stands a three-story building -- the ...