Chinese President Xi Jinping (L), also general secretary of the Communist Party of China Central Committee, shakes hands with Bounnhang Vorachit, general secretary of the Lao People's Revolutionary Party (LPRP) Central Committee and president of Laos, while jointly witnessing the signing of bilateral cooperation documents after their talks in Vientiane, Laos, Nov. 13, 2017. (Xinhua/Wang Ye)