Thereafter, in his postdoctoral work at the Jiangsu High Technology Research Key Laboratory for Wireless Sensor Networks. 2009 - 2011: Co-Principle Investigator Sponsored by China National Science Foundation (NSF): Research on key technologies for user-oriented high-performance map on-line service system. 2009 - 2010: Co-Principle Investigator Sponsored by Ministry of Science and Technology of the People’s Republic of China: Research on key technologies for on-line vector spatial data based on P2P networks. 2009 - 2010: Co-Principle Investigator Sponsored by Jiangsu Province Science and Technology Commission of Surveying and Mapping Bureau: Research on key technologies for high- performance imaging system of on-line service based on P2P networks. 2006 - 2007: Principle Investigator Sponsored by Nanjing University of Posts and Telecommunications: Design and implementation of the interaction and sharing spatial data under distributed environment. 2004 - 2007: Taking part in Software Design in National Scientific Data Sharing Project. 2000 - 2003: Taking part in Software Design in National Science Project LAMOST.
His current research interests include big data, data mining, distributed computing and wireless sensor networks. The main research contents include big data analysis and data mining, location-based social networks, urban computing, spatial-temporal data mining, optimization algorithms for sensor network and so on. He has published more than thirty papers, in which are most indexed by SCI or EI. And he received more than ten patents.