Yuan Sui, graduated from Beijing Normal University, is currently the head of the Spatio-Temporal Data Team and a senior architect at JD Technology Group. He is a committee member of CCF’s Database, Big Data, and Distributed Computing Special Interest Groups. Sui has 15 years of research and work experience in spatiotemporal data, covering areas such as GIS, quantitative remote sensing, and smart cities. He led the team in developing JD City’s Spatio-Temporal Data Engine JUST. Under his leadership, the team has published over 20 papers in top international journals, applied for more than 60 patents, and successfully served over 20 major smart city projects involving urban governance, monitoring and early warning, smart parks, intelligent public security, and government-citizen interaction.Zisheng Yu, graduated from Xidian University, is a Corresponding Executive Committee member of CCF’s Database Professional Committee. His research focus is on urban computing and spatiotemporal data management and analysis. He is the author of the book "GeoMesa Spatiotemporal Data Management".Rubin Wang, holding a Master’s degree in Computer Science and Technology from Southwest Jiaotong University, primarily researches urban computing and spatiotemporal data management.