The base of this case is located in Wangjiangmen Street, one of the most historic old neighborhoods in Hangzhou. The resettlement objects are clear, with obvious characteristics and needs. The family structure is mainly composed of three to four generations living together, and the demand for public activity space and neighborhood communication is more significant. In addition to the enclosed and enclosed courtyard space and ample outdoor activity areas, the bottom floor of the building is equipped with elevated activity areas of different scales and functions. In terms of facade design, a simple classical French style is adopted, with simple lines and elegant lines, combined with large areas of floor to ceiling glass windows and glass railings. The exterior facade is organized and designed with a strong visual framework to accommodate different lifestyles