AEKYUNG PETROCHEMICAL CO., LTD.
APEX ENERGY INTERNATIONAL PTE., LTD.
ARKEMA
ASAHI KASEI CHEMICALS CORPORATION
BASF
CHEMOURS CHEMICALS CO., LTD.
DAIREN CHEMICAL CORPORATION
DOW CHEMICAL PACIFIC LTD.
GS CALTEX
HANWHA CHEMICAL
HANWHA CORPORATION
HANWHA TOTAL CORPORATION
HYUNDAI OILBANK CO., LTD.
IDEMITSU TANKER CO., LTD.
INEOS
ISU CHEMICAL CO., LTD.
ITOCHU CORPORATION
ITOCHU CHEMICAL FRONTIER CORPORATION
JX OCEAN CO., LTD.
KOKUKA SANGYO CO., LTD.
KOLMAR GROUP AG
KUMHO P&B CHEMICAL
LG CHEM, LTD.
LOTTE CHEMICAL
LOTTE FINE CHEMICALS CO., LTD.
LOTTE-BP CHEMICALS CO., LTD.
MARUBENI CORPORATION
MARUZEN PETEROCHEMICALS
MITSUBISHI CORPORATION
MITSUBISHI SHOJI CHEMICAL CORPORATION
MITSUI & CO., LTD.
MITSUI BUSSAN CHEMICALS
NAN YA PLASTICS CORPORATION
ODFJELL TANKERS
PANTOS LOGISTICS
SAMSUNG C&T CORPORATION
SASOL CHEMICAL PACIFIC LIMITED
SHOWA DENKO K.K.
SINOCHEM INTERNATIONAL PTE LTD.
SK GLOCAL CHEMICAL
S-OIL CORPORATION
SOJITZ CORPORATION
STOLT NIELSEN
SUMITOMO CORPORATION
TAEKWANG INDUSTRIAL CO., LTD.
TOUEN [JAPAN] CO., LTD.
TOYOTA CORPORATION
TOYOTSU ENERGY CORPORATION