Henan Haoyu Pipeline Co., Ltd. (formerly Henan Petrochemical Machinery Factory) was founded in October 1978 with a registered capital of 85 million yuan.The company is a provincial private enterprise integrating scientific research, design, manufacturing, and trade.The company specializes in the production of various standards and materials of high, medium, low -voltage elbows, three links, different diameter pipes, seals, flanges, forged pipes, hot bending pipes and other pipeline accessories. It is the national boiler power station industry, Sinopec, PetroChina Reserve Container Delivery Center.