On May 27, Professor Li Dichen, Distinguished Professor of Changjiang Scholar from the School of Mechanical Engineering of Xi´an Jiaotong University, Vice Dean of the School of Mechanical Engineering, and Director of the State Key Laboratory of Mechanical Manufacturing System Engineering, together with Professor Lian Cen of Xi`an Jiaotong University, led his graduate students to visit our company to learn about the application of 3D printing, the manufacturing process of implants, and medical device laws and regulations.