The transformation of rural toilets in arid areas is the key and difficult problem in the improvement of rural living environment in China.Based on the current situation of toilet reconstruction in arid areas of China,this paper systematically summarizes the multi-water supply technology,new water-saving toilet and water-free flushing technology suitable for the reconstruction of toilets in arid areas,and analyzes and prospects the existing problems,in order to provide technical reference for the reconstruction of rural toilet reconstruction in arid areas of China.