Hongwei JIANG is specially appointed assistant professor of Research Institute for Humanity and Nature (RIHN) and National Institutes for the Huminites (NIHU). He received his Ph.D. in 2006 from the University of Tokyo and later worked as a Project assistant professor at the Department of Human Ecology, School of International Health, Graduate School of Medicine, the University of Tokyo. Since 2010, he has joined the Research Institute for Humanity and Nature as a researcher. Since 2015 he joined NIHU Multidisciplinary Collaborative Projects “Rethinking Eco-health in Asia”, as core member and coordinator. His research interests include human ecology, environmental health, rural development and health China and Southeast Asian area studies. Recently, he published “Association between physical activity and activity space in different farming seasons among rural Lao PDR residents” Dr. Lin Lin and other teammates.