Environmental laws are especially introduced as a part of the new concept of"synergism of five laws".

The environmental problem in university campus at the present time has been analyzed and the comprehensive evaluation has been done for the case of a university of Guangdong province based on the synergism of five laws which are nature, environment, technology, society and economy.

Visualization of a axonometric projection conforms to the law of identity of imaginal thinking, If conforming to the law of identity, it have to conforms to the principle of similarity、continuity and proximity(three principles).

The law of identity is to substitute the object concepts from the opposites by seeking common ground.

By reviewing the development of law of identity and law of contradiction, I summarized how these two laws developed in ancient China.

Understanding correctly Hegel s criticism upon "the law of identity;

The great logician Aristotle put forward the three basic logic laws: the law of identity,the law of contradiction and the law of excluded middle,but their current statement is not scientific.

The management are supposed to update their concepts and methods in the reform work, take signing of self - disciplining contracts as a breakthrough point, strenthen service and management of students apartments by means of market operation and Legality, and create excellent environment for cultivating talents.