In the past, Taiwan¡¦s economy is growing very fast and city development is flourishing. But with time evolved, the urban development experienced from fast growing to mature, and now gradually decline. Therefore the key of urban development now focuses on the improvement of urban life¡¦s quality not to increase the quantity. This research is major in how to integrate real estate investments trusts into urban renewal. We probe into the urban renewal regulation, laws of real estate investments trusts and study some previous similar cases to understand restriction and difficult encountered in the operation. Besides we analyze its strengths and weakness compare with other raise found ways. The major conclusions of this research are: 1.For some poor resource city, adopting REITs to raise found can efficiently carry on urban renewal. 2.In the past, there are no any cases that using REITs to do urban renewal and quite complicated to undertaking, but it really a feasible method. 3.Adopting urban renewal investment can alleviate public finance, flexible real estate commerce and offer a long-term investment for the people. 4.Integrating urban redevelopment investment and BOT can get more efficiency.