About Us We are one of the leading manufacturers of ductile iron pipe fittings , flanged adaptors , couplings , valves , manhole covers , dismantling joints , rubber O-rings , steel flanges , fasteners , pumps , motor shells and early castings and forgings . Our products are made according to dissimilar standards , such as ISO2531 , EN545 , EN14525 , ISO4422 , ISO7005 , DIN3352 , BS5163 , DIN3202 , BS2494 , BS4504 , EN124 and early relevant ISO , EN , BS , DIN and ANSI standards . furthermore , our products have been selling comfortably in European , Middle East , Southeast Asian , South African and South American countries for more than 10 years . We can likewise make the castings and forgings according to customers ' drawings or samples . currently , we are looking onward to your inquiries and to establishing prospicient term cooperation relationship based on reciprocal benefits . If you are concerned in any of our products , please feel spare to contact us for more details .