Dr. Hai Lu is currently a Professor at the Department of Water Science and Engineering, Jilin Jianzhu University, Changchun, China. He received a Master’s degree from Qingdao University of Technology. He completed his Ph.D. studies in Municipal Engineering at the Harbin Institute of Technology. His research is focused on the study of Optimization of urban water supply networks, Sludge pipeline transportation theory and technology, and Urban sewage treatment and resource utilization.