The development distribution of convention and exhibition industry has strong location selectivity. At present, it has restricted the development of convention and exhibition industry severely, which were due to the imbalance of area distribution, income structure and scale of exhibition Hall. This paper, analyzes the cause of the imbalance of convention and exhibition industry, based on the theory of industrial distribution and imbalance development, expounds the instruction ideas and normal of choice, and further more indicates the new influence factors of convention and exhibition industry, puts forward particular constructed the imbalance develop model to ensure the whole balanced of convention and exhibition industry. At last, this paper sets up the detailed innovation models of the future development distribution about convention and exhibition industry.