Children play table tennis at a table transformed from a long bench in the old town of Kashgar, Northwest China's Xinjiang Uygur autonomous region, Sept 20, 2015. Kashgar, the westernmost city in China, was the center of Uygur civilization for centuries, a place where people came together to trade and spread Islamic learning, on the caravan routes from Europe and Persia to China. [Photo/Xinhua]