Staff members of the Linxia City water supply and drainage company check the water condition of a water plant in Linxia, northwest China's Gansu Province, Oct. 17, 2016. A water diversion project was completed in Linxia on Oct. 15, which is expected to carry 49.7 million cubic meters water from the Yellow River to 570,000 residents in Linxia each year. [Photo/Xinhua]