A staff member cleans windows at a hotel in Longwangba Village of Xiji County in Guyuan, northwest China's Ningxia Hui Autonomous Region, Aug. 30, 2018. Longwangba is located in Xihaigu, an impoverished mountainous region in Ningxia. In 2011, the village founded a cooperation to develop rural tourism, poultry farming and peony and organic strawberry planting. So far, Longwangba Village has been lifted out of poverty. It sees about 160,000 tourist trips per year. (Xinhua/Wang Peng)