Thai Plastic and Chemicals PCL manufacture and sells Polyvinyl chloride (PVC) and related products. Polyvinyl chloride plastic is used in packaging, articles, building, and construction. The company's PVC related products include pipes, fittings and finished plastic products produced from PVC. In addition to its PVC business, it also manufactures and sells compounds, acids, and provides investments and engineering services. The majority of the revenue is derived from the sale of PVC and related products in Thailand.