Applying?the idea of sustainable development?in each?stage,?consider the cost?of comprehensive. In the decision-making phase,?considering the social?and economic benefits, demonstrate the feasibility of the project. At the design stage to fully?make use of?the new?technology and renewable?resources.In the implementation stage, control costs and reduce the pollution to the environment. In the operational phase,?cycle and?economical use?of resources.Research on?sustainable development?on the city complex?can not only play a positive role for?building?materials saving,?energy saving,?resources and the environment protection,?but also?can have a great impact on the economic benefits of the urban complex and?can greatly reduce the?operation cost of?the?late.