Objective　To explore the effect of online appointment system of standardized patients（SP） in cardiology practice teaching. Methods　The undergraduate students who entered the cardiology department of Shanghai Ninth People's Hospital

Shanghai Jiao Tong University School of Medicine for clinical practice in 2018 and 2019 were selected as teaching objects

and they were divided into traditional teaching group (n=30) and appointed SP teaching group (n=30). After the teaching

SPSS 19.0 software was used for data analysis to compare the teaching effect of the two groups. Results　The scores of SP teaching group were higher than those of traditional teaching control group

with statistical significance (P<0.05). Conclusion　Through constructing SP database and typical case database

online appointment system of SP for medical history inquiry and doctor-patient communication skills training can effectively solve the problems such as lack of clinical practice cases and doctor-patient contradiction

and greatly improve the teaching efficiency.