Chinese and Russian teenagers draw ink-wash paintings at the Heihe Experimental Elementary School in Heihe, northeast China's Heilongjiang Province, May 19, 2014. A teenager delegation from the Russian city of Blagoveshchensk visited their peers in Heihe on Monday. The visit is among a series of cross-border teenager exchange events between China and Russia. (Xinhua/Qiu Qilong)