Biomedical science is a frontier interdisciplinary subject developed by integrating the theories and methods of medicine, life sciences and biology. Its basic task is to use biological and engineering technology to research and solve life sciences, especially related problems in medicine. Biomedicine is the base for academic research and innovation of biomedical information, medical imaging technology, gene chip, nanotechnology, new materials and other technologies. With the proposal of the social psychological biomedical model and the development of system biology, modern system biomedicine has formed, which is closely related to the formation and development of biotechnology in the 21st century, It is an important engineering field related to improving the level of medical diagnosis and human health.