Photo taken on April 17, 2021 shows the venue for a sub-forum of the Boao Forum for Asia (BFA) annual conference in Boao Town, south China's Hainan Province. The BFA's annual conference, themed on "A World in Change: Join Hands to Strengthen Global Governance and Advance Belt and Road Cooperation" this year, is scheduled for April 18 to 21 in Boao. (Xinhua/Yang Guanyu)