Reportage is one special style of literary works. The article describes the origin and development of reportage over the past forty years in Taiwan. It also analyzes the impact of reportage on the theories of literature and journalism. As to the controversy of reportage, it results from the ignorance of the intention of its authors and lack of methodology. In recent years, the development of reportage is on the decline. The reasons we search for are such as changing of literature theories, shrinking of mass media, discontinuity of the rising generation and short of systematic research. In conclusion, the study proposes that we should reconsider the attribute of reportage thoroughly to set up a more adequate theory for reportage.