Armored vehicles move during a joint anti-terrorist exercise held by China and Kyrgyzstan frontier forces in Kizilsu Kirgiz Prefecture, northwest China's Xinjiang Uygur Autonomous Region, June 27, 2017. The 18th Shanghai Cooperation Organization (SCO) Summit is scheduled for June 9 to 10 in Qingdao, a coastal city in east China's Shandong Province. Since China took over the rotating presidency of the SCO last June, more than 160 activities including a series of important institutional meetings and multilateral events have been held so far. (Xinhua/Wang Fei)