Personality is the essence of an individual behavior.University students' personality is the general reflection of their overall qualifies.It is a process of constructing individual personality through obtaining spiritual energy as an individual grows.This paper,from the point of view of the doctrine of constructing,puts forward the methods of constructing university students' personality and its theory of university students personality-energy-level development, and explains the types, and characteristics of personalities in each level.The author divides the energy level into six aspects of three different levels,which develop from lower to higher while the individual spiritual energy develops step by step.The higher the level is,the fewer the students belong to.It is proposed in the paper that the theory of personality-energy-level development should be promoted in university talent-oriented education.