The treatment of municipal solid waste is a serious issue China has to face in the course of realizing circular economy.In addition to the technical problems, the source of capital is also a problem that has to be addressed.This paper explores a new way of financing for municipal solid waste treatment facilities in Britain, i.e.the private finance initiative, and analyzes the feasibility of this approach in dealing with municipal solid waste in China, and gives suggestions for application of this approach respectively from aspects of regulations, government policy, laws, supervision and scientific research.