In this project, we bring new life to collapsed spaces in the city and fulfill the need for machining wood structures.We overcome the restrictions of space by rearranging the structural system during restore design.Correspond different needs of each part of the old wood dormitories and propose a new structural method that satisfies modern space. Extend the feature and value of Chiayi -- the city of wood and wish to become the experiment center of renewing over 6000 wooden-buildings in the city.