Objective To analyze the satisfaction and the demand for medical treatment of family members of out patients in Nanjing children"s Hospital so as to improve pediatric medical services. Methods The questionnaire was designed to investigate 278 family members of patients. Results 58.27% of the children were the first patients. About 85% Family members satisfied with medical staffs" service attitude and treatment environment. The proportion of family members who thought that the expenses were reasonable were less than 50%.50.36%of the family members choose experienced senior doctors. 33.81% of the respondents chose to check the doctor online first and hang up his number. 60.43% of the respondents thought the baby went to the hospital when it was abnormal. Conclusion The difficulty of registration and the number of people waiting in line are the most common problems encountered by children"s families in hospitals. Hospitals need to strengthen their awareness of service and improve the way of Internet publicity. The government needs to integrate resources to further promote the construction of pediatric medical association.