With the continuous progress of medical technology,the humanized design of medical space has attracted more and more attention.Considering fun and emotional design of children's hospital can effectively alleviate children's fear and anxiety in the hospital.The survey was conducted in the form of offline questionnaires,aiming to understand the experience and feelings of parents when taking their children to the children's hospital,the emotional reactions of parents and children when waiting for treatment,and their views and expectations of the medical environment.This paper summarizes the design strategy of children's emergency space through the affective hierarchy theory.The interesting and emotional design of emergency room based on relieving children's fear of seeking medical treatment is conducive to promoting children's active cooperation with doctors,optimizing the medical experience of children and their accompanying family members,promoting the humanistic care concept of medical staff,and strengthening the humanistic services of hospitals.