Westlake Chemical Corporation is a vertically integrated manufacturer and marketer of basic chemicals, vinyls, polymers and fabricated products. Its products include chemicals which are fundamental to many diverse consumer and industrial markets, including flexible and rigid packaging, automotive products, coatings, residential and commercial construction, as well as other durable and non-durable goods. The Company operates in two principal business segments: Olefins and Vinyls. The Company has a joint venture in China and a fabricated products plant in Yucca, Arizona.