Active in PostgreSQL, Greenplum, MySQL, Redis and other technical communities, joined the PostgreSQL community since 2010, promote the development of PostgreSQL in China for many years, participated in the organization of the China PostgreSQL User Conference for many years. In recent years, he has conducted PostgreSQL technical support and technical training for China Civil Aviation Information Group, Air China, NEC, VMWare, China Mobile, China Unicom, Inspur, Postal Savings Bank, Changan Automobile, etc., one of the core members of PostgreSQL China Community. Witness the evolution of exploration in response to massive data and traffic challenges.