Liberalism literature has always been a controverial topic. This paper attempts to conduct a systematic combing of domestic researches on liberalism literature. It is found that researchers have started the theory construction and concept interpretation since 1980s, which has a great effect on the concept and core of chinese liberalism literature. Till now, scholars' concern of liberalism literature has changed into an independent study of literature thought. However, people should be alert to the "extensive Liberalism" in the study.