the research contents three steps. The First is to preserve the classic ones. The Second is to reuse the common pieces. And the Third is to build new buildings according to the traditional context, besides; there are other rules like following the “Path” to build public service system basing on community needs, historic building, and bionomic environment, turning “reference points” to public activity centers and thinking more friendly way in all aspect of construct details before doing the urban design work. But the most important work is to excite habitant’s emotion and vision of caring theirs own living space. Then the historic city can be regenerated, city abidance environment become more attractive and habitable.