The development of critical care has made it possible for those patients with critical illness to survive. In addition, the aging social also speeds up the process of chronic critical illness (CCI) becoming an inevitable choice, which provides a new challenge and opportunity for healthcare professionals. Respiratory therapy, as the core technology in the field of CCI, has received more attention from the medical community, but both the technology and management need to be improved and standardized. Respiratory therapists (RT) are in serious shortage, and their cultivation and education need to be strengthened urgently, which needs more promotion. The development of respiratory therapy must adhere the idea of people oriented. Under this idea, the height of clinical thinking and working attitude of respiratory therapists, the formation of respiratory therapy team, the sub-professional field and crowd of respiratory therapy services, the development of new products with user-friendly design, which could have a brilliant future.