In this part, students will learn about the major types of 3D printing technology, the forming principles of different types of 3D printing (SLA, LOM, SLS, SLM, FDM, LENS and 3DP), the technical features of various kinds of forming methods and case study, and the advantages and disadvantages of 3D printing. After completing this part, students will have a comprehensive understanding of key technologies of 3D printing.