[4] In his later career, he was a researcher of the Institute of Foreign Literature of the Chinese Academy of Social Sciences, director of its Southern Europe and Latin American Literature Research Department and professor of its Foreign Languages Department of the Graduate School.
After university, he was assigned to the Institute of Literature, Ministry of Social Sciences of China.
In 2000, he was officially selected as the subject of doctoral dissertation at the University of Paris, France.
Liu married Zhu Hong (朱虹), who is an expert in British and American culture.
The couple had a granddaughter named Liu Yicun (柳一村) who lives in the United States.