Chief Architect of Alibaba Cloud Database Open Source, Vice Chairman of PolarDB Open Source Community Technical Committee, and Overseas Cooperation Manager of PG Chinese Community. With 15 years of experience in database kernel development and architecture design, he has participated in the kernel architecture and R&D of many domestic mainstream database series products such as Alibaba Cloud from scratch. He has 4 years of overseas R&D experience in the United States, Israel, etc. Currently responsible for Alibaba Cloud database kernel architecture and evolution, open source technology, standardization and other work. In the first open source version of PolarDB, contributed more than 3000 lines of code. Responsible for the technical level and architecture of Alibaba Cloud databases, leading project management such as "Technical Level", "Public Cloud Non-Credit", "Carbon Footprint" and "Enterprise-level Capability Decision".