What is the real status of city in Taiwan? Such as the chaos of mix-usage purposes of commercial and residential, the high density usage of limited usage area, etc. These show us the desire rules the city and resulting the situation what we are facing. Consequently, the source of demand and supply of city are built up by different people’s desires and their identities. This research is intending to study the status as mentioned previously by recording and observing them. Moreover, by introducing the descriptions of “symbioses” to develop the way of design according to the appearances of urban. All of these are trying to react the rich context and differences of our city and develop the different way further of design.