Dr. Aibin Yan is an Associate Professor from the Department of Landscape Planning and Design, East China University of Science and Technology. His research interests cover Architectural History, Chinese Classical Garden, Heritage Protection and Urban Spatial Culture. During his visit of the CGA in 2018, he is focusing on the investigation and mapping of ancient stone architecture in Song and Yuan Dynasties at the southeast coast in China. He is currently serving as an academic member in China Architectural History Society, the deputy director of Shanghai Urban Ecological and Environmental Committee in China Society for Urban Studies, and the director of China Urban and Rural Heritage Conservation Research Center in China Urban Construction Research Institute.