Shanghai Yuanshan Co. Ltd, founded in 2001 in Shanghai, is one of the largest suppliers of fittings and flanges, Yuanshan grew into a significant manufacturing corporation that delivers varieties of types of materials of which are: carbon steel, stainless steel and alloy steel. Yuanshan products are designed to meet exacting requirements in industrial processes ranging from elbow , tee, reducer , to bend pipe, cap, stub end and series of forging and socket products for low , medium and high pressure, which according to GB, DIN, ASTM, ANSI , JS, BS and so on international standard, Yuanshan supplied the necessaries widely for the domestic industry of oil , chemical, gas , petrochemical , shipbuilding , and fire control etc. for many years. Should any of these items be of interest to you, please let us know. We will be happy to give you a quotation upon receipt of your detailed requirements. Eric Du export department skyper ID is iwindowi