Photo taken on May 24, 2013 shows Yu Zhengsheng (front, R), a member of the Standing Committee of the Political Bureau of the Communist Party of China (CPC) Central Committee and chairman of the National Committee of the Chinese People's Political Consultative Conference, sings with students and faculty members in No 18 Primary School of Kashgar city, Northwest China's Xinjiang Uygur autonomous region. Yu paid an inspection tour in Hotan, Kashgar, Yili and Urumqi of Xinjiang from May 23 to 28. [Photo/Xinhua]