Gate-house is a general designation of given buildings.

The reuse of sotto portico blocks in the process of city renewal;

Architects from hundreds of design institutes have been searching for the right road for Xiamen s architecture of the future on the basis of the studyof Xiamen s architecture earlier this century characterized by the "Qilou building street", "Kah Kee Chamber"and"European -style buildings at Gulangyu" as well as the natural scenery.

The author takes the streets of one of the oldest traditional urban community of Hankow----Hualou Street as research object, through some effective methods such as literature reading, field study, graphic drawing to study the permeable characteristic of its street form and the impact to the community vigor.

Gulou Street in Yinchuan City Commercial Pedestrian Street as the case of the transformation, through an analysis of the status quo, in conclusion, to show the geographical characteristics of the commercial pedestrian street of the modern transformation of research, a certain significance.