Combined photo taken on Sept. 8, 2018 shows Qiao Wensheng (R), his wife Gao Huizhen (C) and son Qiao Yingbo posing for a family photo in front of their old house in Xinzhuangji Township of Hongsibu District and their new house in Hongsibu District of Wuzhong City, northwest China's Ningxia Hui Autonomous Region. Qiao Wensheng and his family moved out from Xinzhuangji in 2001. Now, they plant 2.3 hectares of grape. His son works in a chateau. Hongsibu District is one of China's largest concentration areas for ecological immigrants. (Xinhua/Guo Xulei) ?