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.
As a major manufacturer of investment castings, 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,...
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