The company has offered its term supplies for next year on a 50pc Argus, 50pc Icis basis. It previously priced most of its PX sales on a 100pc Platts basis.
Further details of the company's 2020 tender are unavailable.
SKGC operates three PX units in Ulsan and Incheon, South Korea, with a combined nameplate production capacity of 2.1mn t/yr. It also has a 50pc stake in the 1mn t/yr Ulsan Aromatics (UAC) complex in a joint venture with Japan's JXTG Nippon Oil & Energy.