Dr. Yang joined KRRI in 2001 as a senior researcher on railway policy and served as General Director of the Green Transport and Logistics Institute as General Director before he took office as vice president for the second time in 2015 (He assumed the vice president of KRRI between 2004-2008 for the first time). He has been playing a crucial role in Korea’s railway reforms and its development by providing his expertise and insights since working with the Ministry of Planning and Budget, Korea National Railroad, and the Korea Transport Institute based on his extensive research on railway transportation policy and technology.
He serves as a member of the Working Group for the National Commission for the Transportation Policy & Coordination and the Committee of Science & Technology for Land & Transportation. He was also a member of the Advisory Board for the Minister of Land, Infrastructure and Transport; the Expert Group for the Earth and Nature in the Presidential Commission for Sustainable development; the Commission for the environmental effects evaluation of major infrastructure projects under the Ministry of Construction and Transportation.