Yanjiao Yi'an Science and Technology Park mainly produces ventilators and other medical equipment. According to relevant public information inquiries, the production base of Beijing Yi'an Medical Systems Co., Ltd. is located in Yanjiao High-tech Zone, Sanhe City. Committed to sleep breathing diagnosis and treatment, chronic disease management and other services, it provides hundreds of millions of patients with snoring and chronic respiratory diseases with full-process health management that promotes prevention, diagnosis, control, and recovery. The products cover sleep breathing monitoring and treatment, oxygen therapy, atomization and other fields, and provide customers with intelligent products and value-added services based on the business model of intelligent hardware, mobile applications and cloud services.