Villagers crush stones to build a road in Zaoye Village of Du'an Yao Autonomous County, south China's Guangxi Zhuang Autonomous Region, Oct. 14, 2015. Building roads has become a priority in poverty alleviation efforts in the mountainous county. Now over 1,700-km highway have been built to link those poverty-stricken villages in remote mountains. (Xinhua/Lu Bo'an)