Dr. Weijun Zhu was born in Huozhou, China, in 1983. He received his Ph.D. degree in mechanical engineering from Xi’an Jiaotong University, 2013. He is now an associate professor at School of Mechanical Engineering and Automation, Beihang University, Beijing, China. His current research interest is 3D printing technologies (additive manufacturing) for high performance polymers and polymer-based composites with multiple functions including mechanics, electromagnetics, sensor/actuation, etc.Professor Dichen Li was born in July 1964. He received his Ph.D. degree in 1993 at Xi’an Jiaotong University. Now Dr. Li serves as the Changjiang professor and the director of the State Key Lab for Manufacturing System Engineering at Xi’an Jiaotong University, China. He is interested in combining fabrication and biotechnology, and his main research scope covers forming of ceramic parts, direct metal forming, and biofabrication using rapid prototyping & manufacturing (RP&M) technology.