Hebei Haihao Group Premium Pipeline Equipment Co., Ltd. is a professional manufacturer of flanges and pipe fittings. It has 260 employees and strong technical force, including 15 engineers, 18 assistant engineers and 24 technicians. There are three branches and 20 advanced production lines for flanges and pipe fittings. Forging, forging, intermediate frequency pushing, machining, cold forming, hot extrusion, heat treatment and other craftsmanship are exquisite, with chemical analysis and metallographic inspection, Physical testing, non-destructive testing and other advanced testing capabilities. It 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. The production capacity is more than 100, 000 tons.