Chu Kong Petroleum and Natural Gas Steel Pipe Holdings Limited, an investment holding company, manufactures, sells, and exports longitudinal welded steel pipes in the People's Republic of China and internationally. It operates in two segments, Steel Pipes, and Property Development and Investment. The company offers longitudinal and spiral submerged arc-welded steel pipes. It also trades in steel pipes; manufactures and sells petrol fittings, oil country tubular goods, steel pipe and metallurgy equipment, and screw-thread steels; and provides steel pipe casing and lining, and port services. In addition, the company is involved in the property investment, development, and management activities; provision of manufacturing services for processing raw materials into steel pipes; trading of steel plates; and sale of steel fittings and scrap materials. Its steel pipes are primarily used for energy transmission, including oil and gas transmission pipelines, deep sea pipelines, city gas networks, and petrochemicals, as well as mining, infrastructure construction, offshore engineering, steel structure, and water utilities industries. The company was founded in 1993 and is headquartered in Kowloon Bay, Hong Kong. Chu Kong Petroleum and Natural Gas Steel Pipe Holdings Limited is a subsidiary of Bournam Profits Limited.