Shanghai Guole Precise Metals CO.ltd

Shanghai Guole Precise Metals CO.LTD is the largest pipe fittings manufacturer in the world with annual production more than 140，000 metric tons．We manufacture Malleable Iron Pipe Fittings，Ductile Iron Grooved Couplings and Fittings，Ductile Iron Threaded Fittings，Cast Iron Threaded Fittings．The products are preferred by the various industries, including plumbing, fire protection, chemical, oil and refinery, etc