Purpose/Significanc The paper discusses the macro-environment of smart medical development in China, clarifies the current situation, analyzes the existing problems, and puts forward corresponding suggestions and measures to promote the further development of smart medical.Method/Process Based on PEST model, the macro-environment of smart medical development is discussed from four aspects:politics, economy, society and technology. Result/Conclusion At present, the country attaches great importance to the development of smart medical, the demand for smart elderly care and disease diagnosis and treatment is gradually expanding, emerging technologies are advancing rapidly, which provides a favorable environment for smart medical development. However, its development also has problems such as imperfect policies and regulations, low social acceptance, information siloed and hidden dangers of information security. In the future, it is necessary to strengthen top-level design, do a good job in publicity and training, break through technical bottlenecks, ensure information security, and promote the sound development of smart medical.