Topsun Pipelines (Shanghai) Company Limited, established in 2007, is a global pipeline system solution provider specializing in the development and sales of pipeline system products. Their main products include ductile cast iron pipes and pipe fittings manufactured in accordance with ISO2531/BS EN545/BS EN598 standards, with a total output of 200,000 tons in sizes from DN60mm-DN2600mm. They also offer various adapters, welded pipes, and customized products. The company's product range encompasses ductile cast iron pipes (Push-on joint-'T type' and Mechanical Joint-'K type'), ductile cast iron pipe fittings, socket fittings, flanged fittings, socket fittings for UPVC pipes, loose flanged fittings, ductile cast iron joints (Coupling, Flanged adaptors, Dismantling joints), steel pipes and fittings (seamless steel pipe, welded carbon steel pipe and fittings, stainless steel pipe and fittings, malleable steel pipe fittings), and miscellaneous pipeline system products like saddle clamps, manhole covers, repair clamps, valves, and water meters. Topsun Pipelines is committed to continuous development, aiming to be a global quality supplier of pipeline systems with an enterprise spirit of being pragmatic, efficient, rigorous, and innovative. They emphasize complete categories, convenient logistics due to their location near the Yangtze river, and 24/7 response service.