Junit Brown and Isas David put forward the concrete process of visualization of world cafes in their book "World Cafe: Shaping Our Future through Important Dialogue". World Coffee House refers to the process of intentionally setting up a real-time online meeting around a related problem, and by concentrating everyone's thinking and wisdom, solving problems and discovering the uniqueness of thinking. Coffee house meeting is a creative process, which guides cooperative dialogue, shares knowledge and creates the possibility of action, and is suitable for organizations of all sizes. In the book, Brown provides the concrete operation steps of the coffee house meeting.