Professor Jin Shen obtained his B.S. degree from Northeast Heavy Machinery Institute, China, in 1985, the M.S. degree from China Agricultural University, China, in 1996, and his Ph.D. degree from University of Shanghai for Science and Technology, China, in 2004. He is currently a professor in School of Electrical and Electronic Engineering (SEEE) at Shandong University of Technology (SDUT), and the member of academic committee of SDUT, director of the professor committee of SEEE. His current research interests involve particle sizing, scattering measurement and weak signal detection. He has completed over 30 research projects, including Frequency Decomposition Characteristics of Dynamic Light Scattering Signal of Ultrafine Particles supported by the National Natural Science Foundation of China, Fractal Character of Dynamic Light Scattering of Particles supported by the Natural Science Foundation of Shandong Province, On-line Measurement of Grain Moisture during Drying Process supported by Ministry of Agriculture of China. He has published over 200 scientific papers, and received the Science-Technology Progress Prize of Shandong Province for three times. He was a Visiting Professor at University of South Australia from Jun to December 2010, and Visiting Researcher at Kansas State University from October 2012 to August 2013.