Samyoung Machinery Co., Ltd. is aworld leading manufacturing company in the locomotive and marine dieselengine industry located in korea. We specialize in manufacturing Pistons, Cylinder Head, Cylinder Liner, piston Rings, Connecting Rod,Valves, Piston Pin, Pinion Gear, Power Pack Assembly, Engine Block,Front-End Box, After-End Box, Diesel Engine Manufacturing, EngineRe-manufacturing, Robotic welding system, Etc. Available brands includes: EMD, ALCO, MTU, PIELSTICK, NIIGATA, MAN B&W, HIMSEN.