This article tries to investigate the concept of "freedom of the press "from the perspective of the generation of modern subject term.In the process of reading the original literature,we find that "freedom of the press" has emerged before 1930s whereas it has long been recognized in the second half of 1944. Some new views are emerging where "freedom of speech"and "freedom of press" can't fully cover.Finally "freedom of press" are born in the Chinese world.The emergence of the concept of "freedom of the press" results form the constant input of the modern new ideas.And its popularity illustrates that the local has a number of factors supporting the notion.