Visitors pose for a photo at a 3D painting exhibition in Xi'an, capital of northwest China's Shaanxi Province, Aug. 29, 2013. Some 40 pieces of 3D work were displayed in the exhibition which will last till Oct. 22. [Xinhua/Hou Zhi]

NBA Star Jeremy Lin visits the Chengdu Research Base of Giant Panda Breeding in southwest China's Sichuan province on August 29, 2013. [Photo: Ecns.cn]