Participants take part in the Miss Luang Prabang 2018 Contest in Luang Prabang, Laos, April 12, 2018. 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/Liu Ailun)