This is Sam. I am working in Dalian ZhongSheng metal products co.,ltd founded in 1995,which is manufacturer and supplier of various OEM mechanical parts such as valve parts, cylinder parts, crane parts, auto spare parts, pipe-fittings, flange , pump parts, drive shaft, wheels, aircraft parts,mechanical parts, etc. We have achieved ISO9001 International Quality Management System Certificate. For 22 years,all of the products have been exported to more than 10 countries and regions around the world.And our professional engineer team and inspector team strictly follow the quality management system for production, control to guarantee the quality of exporting products. We assure your products with higher quality and lower price according to your drawings or samples. Email: sales02@china-casting.com