Lingtong is a foundry focus on high-end customized casting parts, many types of casting processes available, sand casting, investment casting, steel casting, iron casting, non-ferrous casting including cooper, aluminum and bronze. We use various of sand, phenolic resin and, water glass sand, precoated sand etc, our main products are stainless steel, caron steel, duplex stainless steels, heat-resistant steel, medium& low alloy steel etc.