With the continuous improvement of people’s material and cultural life，cities，as an important carrier，are facing manifold pressure. The issue of garbage classification and disposal in metropolis are getting more and more attention. A large amount of wastes is generated in cities，and the value of garbage classification and reuse is constantly noticed. Therefore，it is a key method to alleviate resource shortage and ecological pressure. However，the utilization projects of renewable resource tend to impose a greater burden on fiscal expenditure in near future because of the large investment in fixed assets. If the Private-Public Partnership （PPP） is introduced，it can not only reduce the pressure of fiscal expenditure，but also introduce experienced private partner to diversify risks and increase efficiency. China Investment Consulting Co.，Ltd. provides whole process consulting services for infrastructure investment and financing，easing problems and issues from all aspects.