Chinese tourists and customers buy Russian products at the Manzhouli Sino-Russian trading area on May 15. Inner Mongolia autonomous region's Manzhouli is a port city between China and Russia, as well as the largest land port of China. Russian traders come to the Manzhouli Sino-Russia trading area with Russian breads, cosmetics, soap and other domestic goods every morning, and bring Chinese goods back to Russia. [Photo/Xinhua]