The Beijing Analysis and Testing Academic Conference and Exhibition (BCEIA), hosted by the China Association for Analysis and Testing, adheres to the development momentum of "analytical science creates the future", combines national strategic needs with scientific exploration goals, and has successfully held 16 sessions after 30 years of cultivation and development. It has now become the most specialized and well-known event in the field of analysis and testing in China, playing an important role in promoting international scientific and technological exchanges and promoting the development of analysis and testing science and instrument manufacturing technology in China.