Singer Yan Weiwen (R front) and other actors practice during rehearsal of their new opera The Long March in Beijing, capital of China, June 16, 2016. In order to commemorate the 80th anniversary of the victory of Red Army's Long March, National Centre for the Performing Arts invited domestic first-class artists including Yin Qing, Zou Jingzhi, Tian Qinxin and Yang Xiaoyang to constitute the creative group of opera The Long March. The opera will premier from July 1 to July 6. (Xinhua/Luo Xiaoguang)