President Xi Jinping talks with the family of the late revolutionary leader Quinim Pholsena at Xi's hotel in Vientiane, Laos, Nov 14, 2017.[Photo/Xinhua]

　　Chinese President Xi Jinping (C) meets with members of a Lao family with a time-honored friendship with China, urging the young generations to carry the torch forward in Vientiane, Laos, Nov 14, 2017. [Photo/Xinhua]

　　President Xi Jinping attends the foundation-laying ceremony for a China-built hospital along with Lao President Bounnhang Vorachit in Vientiane, Laos, Nov 14, 2017. [Photo/Xinhua]

　　President Xi Jinping attends the foundation-laying ceremony for a China-built hospital along with Lao President Bounnhang Vorachit in Vientiane, Laos, Nov 14, 2017. [Photo/Xinhua]

　　President Xi Jinping visits a China-built hospital along with Lao President Bounnhang Vorachit in Vientiane, Laos, Nov 14, 2017. [Photo/Xinhua]

　　President Xi Jinping attends a wreath laying ceremony at the Tomb of the Unknown Soldier in Vientiane, Laos, Nov 14, 2017. [Photo/Xinhua]

　　President Xi Jinping (L rear), also general secretary of the Communist Party of China Central Committee, and Lao President Bounnhang Vorachit (C rear), also general secretary of the Lao People's Revolutionary Party Central Committee, witness the signing of a deal to enhance cooperation under new circumstances between the two countries after meeting again in Vientiane, Laos, Nov 14, 2017. [Photo/Xinhua]

　　President Xi Jinping (L), also general secretary of the Communist Party of China Central Committee, meets again with Lao President Bounnhang Vorachit, also general secretary of the Lao People's Revolutionary Party Central Committee, in Vientiane, Laos, Nov 14, 2017. [Photo/Xinhua]

　　President Xi Jinping (L), also general secretary of the Communist Party of China Central Committee, shakes hands with Lao Prime Minister Thongloun Sisoulith during their meeting in Vientiane, Laos, Nov 14, 2017. [Photo/Xinhua]

　　President Xi Jinping, also general secretary of the Communist Party of China Central Committee, meets with Lao Prime Minister Thongloun Sisoulith in Vientiane, Laos, Nov 14, 2017. [Photo/Xinhua]

      President Xi Jinping (L), also general secretary of the Communist Party of China Central Committee, shakes hands with President of the Lao National Assembly Pany Yathotu during their meeting in Vientiane, Laos, Nov 14, 2017.