1. Be specialized in duplex stainless steel castings 2. 20 years casting experiences 3. ISO9001,export entit Materialstainless steel ,duplex stainless steel,bronze,cast iron etc.ProcessInvestment casting,sanding castingCertificateISO9001:2008StandardASTM or as your requirementSpecification drawings Pro/E, Auto CAD, Solidwork, CAXA UG, CAD/CAM/CAE. Precision machining CNC, milling machine, ...