Is a Lecturer/Asst. Professor/Assoc. Professor/Full Professor/Dean of Faculty of Oriental Studies/Dean of Graduate School, Busan Univ. of Foreign Studies. South Korea (1985-2015). He continues his service until now as professor emeritus. His career was divided into two paths. The first is related to academics, such as President of Daegu Univ. of Foreign Studies, South Korea (2015-2017), Chairman of Advisory Council for Ministry of Forestry (2016-2018), Vice Chairman, Korea University Presidents' Association (2016-pesent), and Visiting Professor, Dept. of Int'l Relations, University of Indonesia (Feb. 2022-present). Second, bureaucratic and policy channels. He become a liaison person with several countries in the Asia Pacific such as Ambassador of Korea to Timor Leste (2008-2009, Representative of the Ministry of Tourism of Indonesia in South Korea (2012-2016), Secretary General Tourism Promotion Organization for Asia-Pacific Cities (2018-2021). His relationship is very close to Indonesia because not only did he study literature and culture, he also founded the Busan Indonesia Center, a building which is a center of knowledge about Indonesia for Korean people