Combo photo taken on May 17, 2014 shows Ding Zhilin, a graduate of Ningxia University majoring in electronic information engineering, poses with his team (top), and Ding shows an app to get Muslim restaurant information which is his graduation project (bottom) in Yinchuan, capital of northwest China's Ningxia Hui Autonomous Region. (Xinhua/Peng Zhaozhi)
