Abstract: The Technological Innovation United Actors (TIUA) is a new type technological innovation actor that is established jointly with a legal person pattern by enterprise, university, research institution, intermediary organization , government and aims at conforming innovation resources to supply industrial generic technology and technology innovation service. The appearance and development of TIUA play an important role in overcoming the market, organization and system failure. Based on the cases of TIUA both in China and foreign countries, The article summary the types of TIUA and study the features and advantages compared with other types of technological innovation actor in the aspect of organizational location, organizational objectives, organizing mode and organizational function.