PCS Pte. Ltd (PCS) is the upstream company of the S$5.4 billion Singapore Essential Chemicals Complex on Jurong Island, the premier hub of Singapore's Energy and Chemicals Park. PCS is recognised as a leading producer of ethylene and propylene, and other by-products in the region. The capacities of our two crackers total more than 1 million tonnes per year of ethylene, and more than 600,000 tonnes per year of propylene. We also produce acetylene, butadiene, 1-butene, MTBE, benzene, toluene and xylene.