| The middle and small-sized house have been appearing in estate market of China these years. It can partly revise the big-sized high residential buildings which has many proved weakness. At the same time, colorful life needs different kinds of house models. Different from the old residential buildings in the era of welfare, middle and small-sized high residential buildings is a new comer. So on its beginning stage, its model has some weaknesses. This paper will study its social needing background,its market development, its designing, its strength and its weakness, and its future trend by means of theory analysis and investigation, which can offer references for future related study.This paper begins with these phenomenons: unreasonable development in estate market and the appearing of middle and small-sized high residential buildings these years. From the angle of residential subject, the paper analyzes the changes of urban family structure, family model, inhabitants consumption means, living model, residential requirement. It studies' the social background and the theoretical reason of the middle and small-sized high residential buildings model.This paper focuses on the middle and small-sized high residential space form, analyzes the spatial scale, layout and spatial characteristics, and summarizes its design methods and principle. In practice, the paper investigates and analyzes the general situation of the estate market and individual the middle and small-sized house cases in Cheng Du. It really grasps the living requirement. The paper points out some problems and suggests means of solving.Based on the above analysis and studies, this paper comes to the following conclusions: the long-time social needing of the the middle and small-sized high residential buildings, its improvement and development trend and its future related policies. |