Chinese President Xi Jinping (6th R, front) poses for a group photo with other leaders attending the 13th summit of the Group of 20 (G20) in Buenos Aires, Argentina, Nov. 30, 2018. The 13th G20 summit is held here on Friday. Xi Jinping delivered a speech titled "Look Beyond the Horizon and Steer the World Economy in the Right Direction" at the first session of the summit. (Xinhua/Li Tao)