The rural water supply project in mountainous areas is a difficult point in the rural drinking water safety work in Shandong Province, and a challenge to implement the major strategy of rural revitalization and urban-rural integration development. To find out the current situation of rural water supply projects in mountainous areas of Shandong Province,find out the weak links, and put forward countermeasures and suggestions, it has practical significance for the government to further improve rural drinking water safety in promoting rural revitalization.