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, hardware tools, door&window fittings, marine hardware, pipe fittings, auto parts, textile machinery parts, sport facility parts, pneumatic tools parts, fluid equipment parts, food machinery parts, air compressor parts, electric machine&hardware fittings, mining& earthmoving machinery accessories, etc. We are able to supply precision castings in many conditions involving heat treatment, machining, handcraft polishing, electro polished and so on.
        Excellent employees and advanced management guarantee our superb products