Objective To analyze the problems of teaching ward round supervision in a standardized training base for residency, and provide reference for improving the teaching quality of the standardized training base for residency. Methods Results of the teaching ward rounds of the 93 supervising physicians in the standardized training base in the southwest China from April 2021 to August 2022 were collected, and descriptive statistical analysis and K-means clustering was used. Results Among the 93 supervising physicians,33(35.5%)supervising physicians were insufficient use of foreign words,24(25.8%)supervising physicians were insufficient item preparation of ward round, and21(22.6%)supervising physicians were insufficient interaction and unreasonable time allocation. It was showed by cluster analysis that the main problems of supervising physicians with intermediate titles were inappropriate clinical cases, unfamiliar with the case conditions and insufficient teaching ability; the problems of the supervising physicians with associate senior titles were mainly in the deficiencies of analysis the examination report, writing comments on medical records, guiding differential diagnosis and treatment plan; the main problems of supervising physicians with senior titles were insufficient questions & answers. Conclusions The main problems in the teaching ward round supervision for residency standardized training included insufficient use of foreign words, insufficient item preparation of ward round, and insufficient interaction and unreasonable time allocation. There were different problems in supervising physicians with different titles. It was suggested that targeted measures should be adopted to improve their teaching ability at different levels.