In recent years,China has been committed to environmental protection,especially at present,when the process of urban modernization is accelerating,how to balance urban economic development and ecological environment is one of the problems that need to be solved urgently,which should be highly concerned.This paper mainly discusses the application of water pollution treatment technology and studies the urban sewage recycling technology through the analysis of common problems in water pollution abatement in China,aiming to strengthen water pollution abatement,implement environmental protection policies,and give full play to the role of recycling technology,so as to reduce water pollution,avoid water resource waste and ensure water quality health,thus providing people with a healthy water environment.