Students prepare to perform opera calisthenics in Dongyangshi primary school in Beilin District of Xi'an City, capital of northwest China's Shaanxi Province, April 29, 2021. Dongyangshi primary school in Xi'an created an opera calisthenics featuring signature movements of the Shaanxi local opera. By promoting the exercises, the school hopes to better promote the traditional Chinese arts among young people. (Xinhua/Liu Xiao)