Hebei Haihao Group Premium Pipeline Equipments Co., Ltd. is the only wholly-owned subsidiary of Hebei Haihao High Pressure Flange Pipe Fittings Group Co., Ltd. It was founded in 1982. The head office covers an area of 580,000 square meters and has 260 employees. , strong technical force, including 15 engineers, 18 assistant engineers and 24 technicians. There are three branches under it, with 12 advanced production lines for flanges and pipe fittings, forging, forging, intermediate frequency pushing, machining, cold forming, hot extrusion, heat treatment and other exquisite craftsmanship, with chemical analysis, metallographic inspection , physical test, non-destructive testing and other advanced detection capabilities. Can produce international and domestic standard high and medium pressure stainless steel, alloy steel, carbon steel flanges, elbows, tees, reducers, pipe caps, large bends, sockets and other series of pipeline components.