HD Hyundai Co., Ltd., through its subsidiaries, engages in oil refining business in Korea and internationally. The company operates through six segments Shipbuilding and Offshore, Oil Refining, Electrical Electronics, Construction Equipment, Ship Maintenance Service, and Others. The Shipbuilding and Offshore segment builds merchant ships, vessels, and industrial plants; manufactures and installs offshore oil and gas fields; manufactures, sells, and installs solar modules, inverters, and ESS related to renewable energy; and produces ship's propulsion/generation engines and power generation facilities. The Oil Refining segment is involved in refining crude oil for gasoline and diesel. The Electrical Electronics segment manufactures and sells transformers, circuit breakers, switchboards, rotating machines, electronic control systems, and wind power generators. The Construction Equipment segment produces and supplies electronics, and construction and industrial transportation machinery. The Ship Maintenance Service segment provides technical and engineering services for ships; and fuel oil. The Others segment is involved with manufacture and sale of industrial and LCD robots. The company also manufactures and sells petroleum products, hydraulic cylinders, and engine after treatment devices. In addition, it provides facilities management, and ship rental and chartering services; customer support, engine warranty and heavy equipment repair; and robot after-sales services; and healthcare solutions. Further, the company is involved in football team management; financing and management consulting business; trading of petrochemical products; research and development of technology and drugs; and software development for maritime autonomous surface ships. The company was formerly known as Hyundai Heavy Industries Holdings Co., Ltd. and changed its name to HD Hyundai Co., Ltd. in March 2022. HD Hyundai Co., Ltd. was founded in 1973 and is headquartered in Seongnam-si, South Korea.