小开间大模板住宅仅在北京地区已建成近1300万平方米,多年实践说明它是一种综合效益好的工业化建筑体系,特别对高层住宅更为适用。但这种小开间体系承重墙多,限制了建筑平面的灵活性和今宿改造的 The small open space large template residential building has been built in Beijing area of ​​nearly 13 million square meters. It has been practiced for many years to show that it is a kind of industrialized building system with good comprehensive benefits, especially for high-rise residential buildings. However, this type of small-bay system has many bearing walls, which limits the flexibility of the building plane and the reconstruction of Imajura.