Photo taken on Aug. 5, 2012 shows the opening ceremony of a demonstration/summer camp of wind music for primary and middle school students in Qingdao, East China's Shandong province, Aug 5, 2012. About 600 students from 14 provinces and regions will take part in the six-day event which opened on Sunday. (Xinhua/Liu Xin)

Students perform during the opening ceremony of a demonstration/summer camp of wind music for primary and middle school students in Qingdao, East China's Shandong province, Aug 5, 2012. About 600 students from 14 provinces and regions will take part in the six-day event which opened on Sunday. (Xinhua/Liu Xin)