https://www.baseoilnews.com/asia/south-korea/s-koreas-june-base-oils-output-stays-high-demand-rebounds https://media.assettype.com/baseoilnews/2026-07-27/pgyddqd8/South-Korea-refinery-Shutterstock.jpg https://media.assettype.com/baseoilnews/2026-07-27/7gj8mddo/S-Korea-output-June-2026.png Output stays high baseoilnews en 2026-07-27T04:26:35.520Z S Korea's June Base Oils Output Stays High, Demand Rebounds South Korea base oils output, South Korea base oils supply, South Korea Group III base oils, South Korea Group II base oils, Petronet base oils, Asia base oils supply, South Korea refinery output, Asia base oils plant maintenance, Group III base oils prices