Prof. Yumiao Zhang is a Professor and Doctoral Supervisor of the School of Chemical Engineering and Technology, at Tianjin University. He received his PhD degree in Chemical and Biological Engineering from the University at Buffalo, State University of New York, and was a Postdoctoral fellow in Bioengineering at the University of California, Berkeley. His laboratory is mainly engaged in biomedical engineering and nanomedicine research. His research directions include (a) biomaterials: designing new nanomedicines for biomedical applications; (b) molecular imaging: developing new contrast agents for imaging the intestine, tumors, etc. at the molecular level; and (c) drug delivery: designing new nanobiotechnologies for drug delivery to solve corresponding clinical problems.