The model‘imaginary mechanism'and psychological intervention are used in performance psychology to help dancers improve their state of performance,performance skills and their understanding,and dancers reach their ‘peak'when performing.Based on relevant theories of performance psychology,this paper explains how to use‘imaginary mechanism'helping dancers improve their performance,and compares its applications in China and the west. With appropriate use of‘scientific imaginary',role build and atmosphere of dance works are enhanced by ‘artistic imagi...