A lot of historic buildings in Taiwan were replaced by new-style buildings recently because of the development of cities. For avoiding the extension of the situation, the government of I-Lan county took the main way by "remove" to preserve two historic buildings. By the same way, we hope to preserve locally valuable property and culture. There were many difficulties for removing two historic buildings in I-LAN such as: A.The willingness of the buildiing owner. B.The lack of founds. C.The judgment for the original form of the historic building. D.The conflict of traditional craftsmen and present architects. E.The lack of spaces for storing members of structures. F.The confirmation of places and processes of reconstruction. G.The damage of historic buildings.