His primary research areas are Database, Big Data Management and Analytics, and AI Interaction with DB Technology. In particular, his current research interests include Data-Driven Machine Learning, Big Graph Data Management and Mining, Metric and Incomplete/Uncertain Data Management, Geo-Social Data Processing, Data Quality and Pricing, Database Usability, and Spatial and Spatio-Temporal Databases. He has published more than 130 papers on several premium/leading journals including TODS, VLDBJ, TKDE, TOIS, TMC, TFS, TITS, TKDD, TSMCA, and DKE, and various prestigious international conferences such as SIGMOD, VLDB, ICDE, SIGIR, AAAI, EDBT, CIKM, and DASFAA. Also, he has published 4 monographs. He is a senior member of the CCF; a member of the ACM and the IEEE; a/an (young) editorial board member or associate editor of JCST, DAPD, and FCS; and a guest editor of WWWJ, IJDSN, and DSE. He is/was a referee/reviewer of several top/important journals such as TODS, VLDBJ, TKDE, TMC, TPDS, TKDD, TCC, DMKD, Information Sciences, Information Systems, GeoInformatica, KAIS, WWWJ, JCST, etc.; and he is/has serving/served as an organization committee (e.g., PC co-chairs, workshop co-chairs, publication chair, publicity co-chair, Panel/Tutorial Co-chairs, etc.) or a (senior) program committee member for various top/important conferences such as SIGMOD, VLDB, ICDE, SIGIR, CIKM, ICDCS, SIGSPATIAL, DASFAA, ICDM, SSTD, APWeb, WAIM, WISE, MDM, ER, DEXA, etc. He was a recipient of the Special Prize of the Chinese Institute of Electronics Science and Technology Progress Award (2019), One of the Best Papers of ICDE 2019, the Best Paper Award of APWeb-WAIM 2018, 2017 CCF Outstanding Doctoral Dissertation Award (Supervisor, PhD student: Lu Chen), 2016 Zhejiang Provincial Outstanding Master’s Dissertation Award (Supervisor, MS student: Huiyong Cui), the First Prize of the Ministry of Education Science and Technology Progress Award (2016), the Winner of National Outstanding Young Scientist Fund Project (2015), the Nomination of the Best Paper Award of SIGMOD 2015, One of the Best Papers of ICDE 2015, and The First Prize of Zhejiang Province Science and Technology Award First (2011).