Dongying Tousin is a professional steel casting manufacturer has his own foundry, CNC machining department and handcraft polishing factory, came into existence from the year of 2003. We adopt the lost-wax process to serve a huge variety of markets that require metal parts in stainless steel, carbon steel and different kinds of alloy steel. Including industrial machinery parts, architecture castings, pump valve bodies&accessories, impeller, hardware tools, auto parts, textile machinery parts, fluid equipment parts, food machinery parts, etc. We are able to supply precision castings in many conditions involving heat treatment, machining, handcraft polishing, electro polished and so on. We currently have more than 300 employees and capacity of over 800 MT precision castings per year, of which over 90% are exported to Europe, America, Australia and Japan. We aim to make it easier for our customers to purchase quality products from a reliable manufacturer that passed ISO9001, and we are sure you will find it worthwhile to choose us as your supplier. Our products are in reliable quality with competitive price. We warmly welcome every friend both domestic and abroad to share the mutual development.