The real estate industry and the real estate market play an important role in promoting the social and economic development and improving people's living environment and people's quality of life. Of course, there are also many problems, for example, housing price is rising, people take trading seriously but look down leasing and so on. Our country residents housing ratio was nearly ninety-five percent (According to 2015 Statistics), but the development of the housing rental market is malnourished,seriously ...