Design Collaboration DongYoun SHIN An apartment house of high density city Seoul Korea Tokyo Japan Now a days, many apartment is quite similar, same shape and unified plan. So many architect and design company try to make an apartment of different style. One of the way is manhattanize, high-rise building, and different interior design, luxury materials. Even they put the health care center, swimming pool, theater, shopping center and grocery store into the apartment However there is no concern for people who want special function, customized plan and unique life style. Mass customize Mass production Design collaboration Mass customize Mass participation Diversity design Process of mass particiapation designer Set up the Building area, total space Design and define the structure, columns, service area and facility space Establish the limit of adjustable area which people can control Design the default plan and several recommendable plan People design their own plan in the defined limitation. And also the just can choose the recommendable plan which designer predesignate. Review the plan and having a brief feedback Generate the XML file Produce and construction with pre-produced stuff Translate the XML file into dwg, dxf and any other caad, caam file Design the appropriate interface of flash and put the all information into the flash flash people