Hanwha Total Petrochemicals Daesan Complex is an active petrochemical complex located in Gyeonggi Province, South Korea. The complex started commercial operations in 1991 and currently has an active annual capacity of 11.27mtpa. Its capacity is expected to increase to 11.82mtpa in 2030. The plants in this complex are operated by Hanwha Total Petrochemical.

Key Products Capacity – Hanwha Total Petrochemicals Daesan Complex, 2020

Key products produced in this complex include xylenes, ethylene, propylene, benzene, polyethylene etc.

Xylenes accounts for major capacity share i.e., 17.7% of the total annual capacity of the complex with 2mtpa, followed by ethylene and propylene with 12.4% (1.4mtpa) and 10.5% (1.19mtpa) respectively.

Details of key upcoming projects in Hanwha Total Petrochemicals Daesan Complex

The complex is set to add capacity with upcoming plants including Hanwha Total Petrochemicals Daesan Ethylene Plant 2, and Hanwha Total Petrochemicals Daesan Propylene Plant 3 for which the capacity information is not available/reported.


Information on the petrochemical complexes/plants is sourced from GlobalData’s oil & gas petrochemicals plants database that provides detailed information on all active and upcoming, petrochemical plants globally. Not all companies mentioned in the article may be currently existing due to their merger or acquisition or business closure.