According to the definition of academic circles about low carbon building, the definition of this paper are made from the special aspect and general aspect combined with the understanding of the energy saving building and low carbon building. It systematically analyzes the stakeholders based on the perspective of life cycle, including government, developer, design organization, construction organization, provider, consultation unit, technology development institution, evaluation testing institution, department of property management and public, puts forward to the diagram of the relationships among the stakeholders, and designs the causal dynamic relationship diagram about each stage, which are decision making stage, design stage, construction stage, operation stage and scrap processing stage, and analyzes the dynamic relationship among the parties.