Outline of the molding process (commonly known as "3 d printing building technology") is professor of industrial and systems engineering at the university of southern California than Locke, Mr Neves is developed, through the computer automatic control system of fast construction, made up of a giant 3 d extrusion machinery, used in extrusion head gear to create our house base and wall, directly produce buildings, this process not only cheap, fast construction, and friendly to environment, greatly reduce the construction cost and materials.