For the status quo of highway construction proiect quality problems at home and abroad, in combination with the charac- teristics of the highway, this article puts forward the conception of the quality excellent performance of highway construction projects, and gives its connotation, with analyses of the dynamical system that affect the formation of quality performance excellence. From the point of view of different role's interests and needs, the power transmission mechanism of the formation of quality performance exceilence one by one is ana...