The advantages and disadvantages of the three main technologies of 3D printers are FDM(Fusion Stacking), SLA(Laser Scanning 3D Forming) and LCD(Selective Zone Curing).

To realize the combination of virtual and physical, the introduction of 3D printer into the campus can enable students to train their innovation ability and practical ability, let students give full play to their imagination, and turn their creativity and imagination into reality. It can greatly improve students' practical and brain-using ability, so as to realize the reform of school training mode.