Based on environment behavior theory of space design of housing fair

On the basis of the introduction to the study of environment behavior, the paper researches the space composition design in the exhibition design; it introduces the orientation of design suitable for the space of Housing Fair through analyzing the designer´s directed thinking during design, the principle and the rules in the designed work, in order to provide the authentic theory for the design; and according to the designers and the audiences´ feelings, it gets their opinions and suggestions on the design, so as to find a complete and personalized space design idea for Housing Fair.