PTT Global Chemical Public Company Limited is a Thailand-based company. The Company operates through six segments: Upstream (including Refinery, Aromatics and Olefins), Intermediates (including EO-Based Performance, Phenol and others), Polymers and Chemicals, Bio and Circularity, Performance Chemicals, and lastly Service and Others. It is primarily engaged in the refining and provision of integrated petroleum products, the production and distribution of aromatic products, including aromatic derivatives, and the production and distribution of ethylene, propylene, polyethylene plastic pellets and biochemical products. Its by-products are mixed C4, cracker bottom and tail gas. It is also engaged in the production and distribution of electricity, water, steam and other utilities. In addition, the Company also operates production support facilities such as jetty and buffer tank farm services for liquid chemical, oil and gas.