The problems existing in professional practice teaching of engineering graduate students are analyzed on coaching ability, teaching planning and teaching monitoring. The important position and role of tutors in professional practice teaching is pointed out, and the methods to improving the quality of professional practice teaching are put forward: tutors strive to build themselves and improve their guiding ability; systematically planning the training process of graduate students to improve the degree of association between professional practice and other training links; actively seek cooperation between schools and enterprises and improve the cooperation between tutors and students inside and outside school; taking five-education throughout the whole process of professional practice to improve the comprehensiveness of professional practice education; reform the professional practice evaluation method to improve the promotion effect of evaluation on the professional practice teaching quality.