Zhang Yingying was born in Hubei, China, in 1980. She received the B.S. degree in electronic information engineering from the Department of Electrical and Electronic Engineering, Hubei University of Technology, Wuhan, China in 2002 and Ph.D. degrees in semiconductors and circuits from the Department of Electronics Engineering, Chungnam National University, Daejeon, South Korea in 2010. From 2002 to 2004 and from 2011 to 2017, she was with ECU Electronics Industrial Company, Ltd., China. She is currently a Professor with the School of Electrical Engineering and Automation, Hefei University of Technology, China. Her main research interests include power supply and distribution system, power quality analysis and control technology, harmonic detection and suppression technology, and reliability prediction and evaluation.