Wang Jinzhen, vice chairman of the China Council for the Promotion of International Trade, speaks during the opening ceremony of Xi'an Silk Road Business Summit in Xi'an, northwest China's Shaanxi Province, Sept. 6, 2016. Over 500 participants attended the summit. (Xinhua/Liu Xiao)

Photo taken on Sept.6, 2016 shows participants listening during the opening ceremony of Xi'an Silk Road Business Summit in Xi'an, northwest China's Shaanxi Province. Over 500 participants attended the summit. (Xinhua/Liu Xiao)