Shao-En Chen received his B.S. degrees in 2012 and MS degree in 2014 from Department of Mechanical Engineering, National Chung Hsing University, Taiwan. He is currently a Ph.D student in Nano and Micro Piezo-System Lab from Department of Mechanical Engineering, National Chung Hsing University, Taiwan. His research interests include piezoelectric actuators and sensors, microelectromechanical systems (MEMS) and nanoelectromechanical systems (NEMS) and energy harvesting.