Chinese President Xi Jinping visits the Spin Magnetic Resonance Laboratory at University of Science and Technology of China in Hefei, east China's Anhui Province, April 26, 2016. Xi made an inspection tour in Anhui from April 24 to 27. (Xinhua/Li Xueren) 

Chinese President Xi Jinping visits the Spin Magnetic Resonance Laboratory at University of Science and Technology of China in Hefei, east China's Anhui Province, April 26, 2016. Xi made an inspection tour in Anhui from April 24 to 27. (Xinhua/Li Xueren)  

Chinese President Xi Jinping visits the Institute of Advanced Technology under University of Science and Technology of China in Hefei, east China's Anhui Province, April 26, 2016. Xi made an inspection tour in Anhui from April 24 to 27. (Xinhua/Li Xueren) 

Chinese President Xi Jinping talks with students in the library at University of Science and Technology of China in Hefei, east China's Anhui Province, April 26, 2016. Xi made an inspection tour in Anhui from April 24 to 27. (Xinhua/Li Xueren)  

Source: Xinhua, 2016-04-27,http://news.xinhuanet.com/english/photo/2016-04/27/c_135317516_14.htm