- 2021
- 11Achieved patent of Valve rotation device with oil hole
- 2017
- 04Establishment of research and development department
- 04Achieved patent of Guide Bar
- 2013
- 08Achieved ISO 9001 and ISO 14001 Certification.(German Cert)
- 2009
- 10Authorized supplier of Doosan.
- 2006
- 05Registration in Venture Business (KIBO).
- 2004
- 10Authorized supplier of STX
- 2002
- 08Authorized supplier of HYUNDAI SAMHO.
- 2000
- 01Authorized supplier of HHI.
- 01Authorized supplier of HMD.
- 04Authorized supplier of STX Shipbuilding.
- 06Establishment of USAM ENGINEERING CO., LTD.
TOP
