Westlake Chemical Partners LP is a limited partnership formed by Westlake Corporation to operate, acquire, and develop ethylene production facilities and other qualified assets. The Company’s business and operations are conducted through Westlake Chemical OpCo LP (OpCo). OpCos assets consist of three ethylene production facilities in Calvert City, Kentucky, and Lake Charles, Louisiana, and an ethylene pipeline. The ethylene production facilities primarily convert ethane into ethylene and have an aggregate annual capacity of approximately 3.7 billion pounds, and a 200-mile ethylene pipeline. It owns two ethylene production facilities at Westlake's Lake Charles, Louisiana site (Petro 1 and Petro 2, collectively Lake Charles Olefins), with an annual combined capacity of approximately 3.0 billion pounds. The Company owns one ethylene production facility at Westlake's Calvert City, Kentucky site (Calvert City Olefins), with an annual capacity of approximately 730 million pounds.