Chu Kong Petroleum and Natural Gas Steel Pipe Holdings Limited, an investment holding company, manufactures and sells longitudinal welded steel pipes in Mainland China, Africa, Europe, the Middle East, rest of Asia, South America, and North America. It operates in two segments, Steel Pipes, and Property Development and Investment. The company also manufactures and sells steel fittings, screw-thread steels, and scrap materials. In addition, the company is involved in the provision of related manufacturing services; development of properties for sale; and property investment activities. Further, it trades steel pipes; provides steel pipe casing and lining, and port services; and manufacture and sells steel pipe equipment and metallurgy equipment, and tubular pile products. Its steel pipes are 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 Guangzhou, the People's Republic of China. Chu Kong Petroleum and Natural Gas Steel Pipe Holdings Limited is a subsidiary of Bournam Profits Limited.