South Korea Imports from Vietnam of Coke, Semi-coke of Coal, of Lignite, of Peat; Retort Carbon was US$11 during 2020, according to the United Nations COMTRADE database on international trade. South Korea Imports from Vietnam of Coke, Semi-coke of Coal, of Lignite, of Peat; Retort Carbon - data, historical chart and statistics - was last updated on May of 2024.