Increases in the carbon dioxide, and global warming, which came into being a low-carbon building. In fact, the city carbon emissions, 60% from building maintenance function itself, but only to 30% of the transport vehicle. More specific to the real estate industry is large power consumption. Statistics show that China's per 1 square meter of housing built, about 0.8 tons of carbon released. Not too long, there is no green low carbon content of the project probably should be eliminated, while actively planning for the development of low carbon projects and operations will become widespread.