The dance drama "The Railway to Tibet" is staged during the 12th China Art Festival at Shanghai Poly Grand Theater in Shanghai, east China, May 24, 2019. The drama is themed on the construction of the Qinghai-Tibet Railway, which links Tibet Autonomous Region in southwest China with the rest of the country. Featuring elements of Tibetan dance, it tells a story of friendship between railway building soldiers and local Tibetans during the railway's construction. (Xinhua/Liu Ying)