Company Introduction

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Company Head Image

Samyoung Machinery is a global company specializing in diesel engines for locomotive and medium-speed marine industries. 




Over 40 years of experience and lots of accumulated knowledge in the industry enable Samyoung to have world-highest productivity and price competitiveness accompanied by high performance and environment-friendliness. Samyoung Machinery plays a vital role in domestic ship-building industry by supplying engine parts to diesel engine-manufacturing conglomerates and helping Korean ship-building industry remain competitive in many aspects to be ranked in first place. Approved and credited for technologies and qualities, Samyoung now exports various engine parts to the world’s leading diesel engine manufacturers in Germany and others in the USA, Europe, Asia, and South America.


One of the Samyoung’s key characteristics is extensive vertical integration. Samyoung has all the major process in house to manufacture diesel engine parts and engine assembly, for instance, design, analysis, casting, machining, assembly and quality control. This vertical integration is very rare in diesel industry and gives Samyoung an easy access to accomplish performance improvement, environmental issues and lower price in a relative short period of time.  




Detailed Company Information

  • Company NameSamyoung Machinery Co Ltd
  • Business TypeManufacturer
  • Year Established1975
  • LocationSouth Korea
  • Main MarketsBangladesh,Brazil,Germany,Denmark,India,U.S.A
  • Total Employees 51-100 People
  • Homepage
  • PresidentHAN, GEUM-TAI
  • Phone+82-41-840-3000
  • FAX+82-41-853-4855
  • Address39 Wolminonggongdanji-gil, Gongju-si, Chungcheongnam-do, South Korea
  • Product Category General Industrial Equipment > Engines

Additional Introduction





Established Samyoung Machinery Industrial Co.



Production of chrome plated cylinder liner for ALCO Engine

Developed a new material of high wear-resistance, GT metal for cylinder liner



Production of pistons for EMD 567C



Production of cylinder liners for EMD 645E

Production of cylinder heads for EMD 645E



Production of cylinder heads of medium-speed marine diesel engine

for MAN L23/30 & L28/32



Production of pistons for Pielstick engine



Production of pistons for MAN L23/30 & L28/32



Production of front end boxes for MAN L27/38

Acquired ISO 9001 Certification



Production of front end boxes for HIMSEN H21/32



Production of pistons for HIMSEN H21/32 & H25/33



Production of cylinder heads for HIMSEN H21/32 & H25/33

Production of engine blocks for HIMSEN H17/28



Production of engine blocks for MAN L27/38



Awarded the Korean World-Class Product for pistons of

medium-speed marine diesel engine by Ministry of Knowledge Economy



Awarded the Korean World-Class Product for cylinder heads of

medium-speed marine diesel engine by Ministry of Knowledge Economy



Acquired ISO 14001 Certification

Moved to a new Gongju factory (Head office & production line

for piston and cylinder head)



Awarded The Prize for Excellence of the Management Transparency 2016

(by five national economic organizations of Korea)




Factory Information

  • Samyoung Machinery Co., Ltd.39 Wolminonggongdanji-gil, Gongju-si, Chungcheongnam-do