Objective To explore the method and effectiveness of ICU rotation training in the promotion of supervisor nurse .Methods The ICU training target , content and the tutorial system were developed and used in the practice of promotion of the supervisor nurse for a period of 3 months.The theory knowledge and clinical practice were tested and compared .A self-designed questionnaire was used to survey the training effects . Results The mean theory examination and clinical practice scores of the 52 promoted supervisor nurses were (92.52 ±3.16) and (95.02 ±2.43), which were significantly higher than (75.36 ±8.51) and (86.17 ± 4.95) before the ICU rotation training (t =3.261,2.937, respectively;P<0.05).After the ICU rotation training, the self-evaluation in clinical thinking , teamwork, communication ability , critical nursing record writing ability, critical patients nursing care ability were improved , within which the critical nursing record writing ability and critical patients nursing care ability increased to 86.5% and 82.6%.Conclusions It is effective to use the ICU rotation training in the promotion of supervisor nurse .