Doosan Engineering & Construction Co.,Ltd. is a Korea-based company mainly engaged in the construction business. The Company operates civil engineering business, which constructs roads, highways, railways, subways, bridges, tunnels, ports, water and sewage treatment facilities and others; architecture business, which constructs office buildings, production facilities, leisure facilities, hotels, commercial buildings, public and medical facilities, apartments and others; plant business, which constructs environment plants, hydrocarbon and energy plants and others, and chemical process equipment (CPE) business, which provides towers, columns, reactors, heat exchangers and pressure vessels. It also provides heat recovery steam generators (HRSGs) and operates offshore structures and subsea business. It operates rental business, golf courses and condominiums and manufactures concretes.