With the comi more and more expande ng d. of information age and the development of high education, the colleges in China are Through the survey of some new-built university dormitories in the area of Beijing and Tianjin,some reasons of the bad living environment in usage of these dormitories have been found. Furthermore,the design of space using at present is studied and the reasonable space scale of the dormitories in whole and part is suggested, aiming at offering the direction for the construction of dormitories in the future.