Dr. Jinjin Yan is an Associate Professor at the College of Intelligent Systems Science and Engineering, Harbin Engineering University (http://homepage.hrbeu.edu.cn/web/yanjinjin). He graduated and obtained his PhD degree from the Faculty of Built Environment, UNSW in November 2020. He was a member of the Geospatial, Research, Innovation and Development (GRID) lab in UNSW. He finished his master’s degree (2013-2016) and bachelor’s degree (2009-2013) in the Faculty of Information Engineering, the China University of Geosciences in Wuhan. Since October 2016, he started his PhD research in the 3D GeoInformation group at the Department of Urbanism, Delft University of Technology. In February 2018, he transferred to UNSW. He currently is focusing on 3D modeling (indoor, outdoor, semi-indoor, and semi-outdoor), 3D space-based navigation, 3D analysis, 3D space subdivision, seamless indoor and outdoor navigation, BIM and GIS integration.