Objective: The purpose of this study is to appraise the implementation of appointment registration system of a certain 3A grade Hospital in Changzhou based on the preliminary investigation on the habits of patients, and make analysis of system according to the promotion space to achieve the purpose of better service to the patients. Methods: We used random sampling questionnaire and carried out appointment registration service quality of the 2 510 outpatients from a certain 3A grade Hospital in Changzhou, Jiangsu province. Results: Through the analysis of outpatient appointments, the appointment registration system had solved the difficult problem of registration to a certain extent, and achieved certain results in the realization of patient registration, withdrawing registration, change of registration, appointment registration requirements. However, it still failed to effective shunt, the waste of number source and other problems still existed. Conclusion: We should strengthen the propaganda of appointment registration and the development of alerts. Service stations should be equipped with the relevant professional personnel to answer questions. Meanwhile, we should set the blacklist system and outpatient doctor (expert) prompt system, and try to carry out the personalized service.