Combined photos taken on July 14, 2009 (upper) and March 15, 2018 show Wu Yalu's thatched cottage and new house in Shangbao Village of Napo County, south China's Guangxi Zhuang Autonomous Region. Located at China's southwest boarder, Napo County used to be a poverty-stricken place. Local government has devoted to infrastructure construction in the past decade and residents' living conditions have been greatly improved. (Xinhua/Zhang Ailin)