https://www.baseoilnews.com/asia/south-korea/south-korea-base-oils-exports-may-2026 https://media.assettype.com/baseoilnews/2026-06-15/cjwcjn3i/yeosu-tankers-dreamstime.jpg https://media.assettype.com/baseoilnews/2026-06-15/n1mzk9bc/S-Korea-exports-May-2026.png Exports recover baseoilnews en 2026-06-15T09:25:55.109Z S Korea’s May Base Oils Exports Recover From 19-Month Low South Korea base oils exports, Korea Customs Service base oils, Group II base oils, Group III base oils, Strait of Hormuz, base oils supply 2026, South Korea base oils May 2026, Asia base oils, base oils trade flows