We are manufacturer and exporter of castings here in China for more than ten years, our output is 4000 tons per year. Our product include cast iron manhole cover, gate valves, tree grate, trench geate, catch basin, meter box, flange, wheel, table base, pump body, pulleys and so on. For the above castings, we can produce it for you per your design to sure you are competitive in your market. For more details about the product, I will give you a reply based on your reply and asking.[...]