Photo taken on Oct. 13, 2017 shows the autumn scenery of populus euphratica trees in Ejina Banner, north China's Inner Mongolia Autonomous Region. China will hold the Conference on Dialogue of Asian Civilizations starting from May 15. Under the theme of "exchanges and mutual learning among Asian civilizations and a community with a shared future," the conference includes an opening ceremony and sub-forums. (Xinhua/Deng Hua)