The science and technology support departments of the three hospitals mainly provide high-level and professional scientific and technological support and logistics services to support equipment research and production. Provide strong support for building a world-class aerospace defense group company. "Third Academy" refers to the Third Research Institute of China Aerospace Science and Industry Group, which is a high-tech research and production base engaged in research, design, trial production and production of aircraft in China. Has developed a variety of aircraft equipment, the results attracted worldwide attention, the technical level in the forefront of the world.