He focuses on data-driven technologies for intelligent cloud service. His research combines ABC (AI, big data and cloud computing), which adopts AI technologies on big data generated during cloud computing runtime. He has publications in top conferences of Software Engineering (SE) area. He had served as principal investigator of several industry and research projects including a NSFC project. After joining Microsoft in 2018, he worked on research projects to improve cloud service quality (e.g., reliability, performance). The research technologies have been integrated into fundamental cloud platform services which supports all Microsoft online services including Azure, M365, Teams, etc.