Rhino 3D is the first comprehensive course integrating plug-ins in China, from introduction to specialty. Taking jewelry and watch design as the explanation object, the theory of 2D and 3D drawing is explained in detail, and the operation and skills of various common tools are introduced step by step with professional technology and technology. A large number of design works are used to illustrate the application of various tools in advanced drawing to improve the imagination of scholars. In addition, this course uses two chapters to explain the operation methods and skills of jewelry plug-in TechGems and Flamingo rendering plug-in, so that students can skillfully use professional plug-ins to improve drawing efficiency, and at the same time make realistic renderings through rendering, so as to perfectly show their creations.