Production ability: 1. Materail: spheroidal graphite cast iron/ Grey iron/ Malleable iron,  various type 2. Unit weight: from several grams to 5 tons. 3. widely applied in: oil, water and gas pipe system, industrial components, civil components, Auto parts,  agricultural machineries and tools, shipbuilding, mining, construction, military industry and etc.. 4. Design ability: We have our own technical team and mould making workshop.