PTT Global Chemical Public Company Limited is a Thailand-based company engaged in the production and distribution of ethylene, propylene, polyethylene and biochemical products. By-products are mixed cellulose grade four (C4), pyrolysis gasoline, cracker bottom and tail gas, refining and provision of integrated petroleum products, and production and distribution of aromatics products. Minor activities are production and distribution of electricity, water, steam and other utilities. The Company also operates production support facilities, such as jetty and buffer tank farm services for liquid chemical, oil and gas. The business operations are divided into seven segments: refinery and shared facilities including liquid petroleum gas (LPG), diesel and crude refining unit; aromatics including benzene, paraxylene and mixed xylenes; olefins and derivatives; ethylene oxide (EO) based performance; green chemicals, such as fatty alcohol and methyl ester; high volume specialties, and services.