Dr. YU Hai-Dong is a Professor at the Frontiers Science Center for Flexible Electronics and Xi'an Institute of Flexible Electronics (IFE), Northwestern Polytechnical University, China. His research focus is primarily on green flexible electronics for healthcare applications. He has published more than 50 peer-reviewed scientific articles on international prestigious journals including Chem. Soc. Rev., J. Am. Chem. Soc., Adv. Mater., Adv. Funct. Mater., and ACS Nano with a total citation of over 2200 times.