Architectural model is an indispensable review item in architectural design and urban planning。The architecture and landscape model is between the plan drawing and physical building. It organically links the two together. It is a three-dimensional model. The architectural model is helpful for the deliberation of design creation and can intuitively reflect the design intention which can make up limitations of drawings in performance (see architectural model). It is not only a part of the designer's design process, but also a form of design. It is widely used in urban construction, real estate development, commercial housing sales, design bidding and investment cooperation, etc.