Chinese President Xi Jinping, also general secretary of the Communist Party of China Central Committee, and Nguyen Phu Trong, general secretary of the Communist Party of Vietnam Central Committee, visit a photo exhibition ahead of a welcoming banquet in Hanoi, Vietnam, Nov. 12, 2017. Nguyen Phu Trong and Vietnamese President Tran Dai Quang held a banquet for Xi at the International Convention Center here on Sunday. [Photo/Xinhua]