Top 5 Largest Refineries In The World

4. GS Caltex Corp. Yeosu Refinery

Refining Capacity: 800,000 b/cd

Located in Yeosu-si, Jeollanam-do, South Korea, the GS Caltex Corp. Yeosu Refinery is the second largest refinery in South Korea. The refinery is operated by GS Caltex Corporation, which is a South Korean Energy and Chemical company jointly owned by Chevron Corporation (NYSE:CVX) and GS Group ( KRX:078930). As one of the largest refineries in the world, the GS Caltex Corp. Yeosu Refinery has the capacity to process 800,000 barrels of crude oil per calendar day as of 2022.