Zhen Hu is currently a Professor of Environmental Engineering and Vice Dean at the School of Environmental Science and Engineering, Shandong University, China. He obtained his Ph.D. degree at year 2011, and has been working in the field of wastewater treatment and resource utilization since then. His research interest includes constructed wetland ecological wastewater purification theory, advanced wastewater treatment and recycle technology, and novel biological nitrogen and phosphorus removal technology. He has published over 60 papers as first/corresponding author in peer reviewed journals such as Environ. Sci. Technol. and Water Res. He has been authorized 8 Chinese patents and 1 U.S. patent. He was selected as the National High-level Young Talents of China, as well as the Outstanding Young and Middle aged Scholars of Shandong University. At present, he served as Editorial Board Member of Water Science and Technology, Youth Editorial Board Member of Journal of Environmental Science, Committee Member of IWA-YWP, Member of Chinese Society for Environmental Science, and et al.