About Us

About Us

About Us

  • UEC receives Certification as member of Collective Action Against Corruption (two consecutive times: CAC-Recertification)
  • UEC Win CSR-DIW Continuous Award 2023 awards from the Ministry of Industry 13th consecutive year
  • Self declared to be member of Private Collective Action Coalition Against Corruption (CAC)
  • Increased additional registered share capital of Unimit (Hong Kong) Co., limited in October 2018 by 49 Million Baht ( USD 1.5 million dollars) for funding the construction of factory building at Unimit Engineering (Myanmar) Company Limited
  • Established Unimit (Hong Kong) Co., Limited as a wholly-owned subsidiary to be a holding company for Unimit Engineering (Myanmar) Co., Limited.
  • Registered Unimit Engineering (Myanmar) Co., Limited as a 100% foreign capital with intended principal business of shop fabrication, field installation and erection work of steel product
  • Developed and patented self-supporting (chassis-free) lorry tank for the road transportation of LPG (Liquefied Petroleum Gas)
  • Certified “Green Industry by Ministry of Industry” to ensure green industry level 3 ( Green System ) for the systematic management of the environment and the follow up evaluation
  • Certified for ISO 3834-2:2005 “Quality requirements for fusion welding of metallic materials”
  • Certified for Corporate Social Responsibility (CSR-DIW) B.E.2111
  • Completed new office building in Factory 1
  • Certified for OHSAS 18001:2007 “The Occupational Health and Safety Management System”
  • Certified for ISO 14001:2004 “The Environmental Management System”
  • Re-Certified for ISO 9001:2008 “The Quality Management System Standard”

Commissioned third factory at Rayong for final assembly of large-sized vessels to service the clients in the Rayong area

  • Commissioned second factory in Banbung with BOI privilege.
  • Bought 24 Rai of land at Mab-ka sub district, Bankai District, Rayong Province
  • Listed on Forbes Asia Magazine’s annual “Top 200 Best Under 1 Billion” list

Registered trademark at trademark office , Department of Intellectual Property
No.KOR293773, on February 9,2007, Item No.6
No.BOR38015, on February 9,2008 , Item No.37
No.BOR38016, on February 9,2008 , Item No.42

  • Certified for ISO 9001:2000 by Lloyd’s Register Quality Assurance Ltd.
  • Selected to be 1 of 62 listed companies to participate in “Thailand Focus 2007 Platforms of Growth”
  • Listed as ASIAMONEY’s “Asia’s Best Managed Company, Small Cap Corporate of the Year”
  • Listed on Forbes Asia Magazine’s annual “Top 200 Best Under 1 Billion” list
  • Bought an additional 40- acres plot of land behind the existing factory, in Amphoe Bangbung to increase production capacity
  • Registered as a public company (under trading name “UEC”) on the Market for Alternative Investment (MAI), on 25 November, 2005
  • Certified by RWTUV of Germany
  • AD-Merkblatt HP 0/TRD 201 Standard Label – assembly and welding of equipment, testing of tools, and controls related to such testing
  • DIN EN 729-2 Standard Label – welding procedures

Awarded certifications from the American Society of Mechanical Engineering, U.S.A. (ASME)

  • “U” Stamp – production and installation of pressure vessels
  • “U2” Stamp – production and installation of level 2 pressure vessels, according to the standards of the National Board of Boilers and Pressure Vessel Inspectors of the USA
  • “S” Stamp – production and installation of boilers
  • “R” Stamp – certification for repair and upgrading of boilers and pressure vessels by the National Board of Boilers and Pressure Vessel Inspectors

Built second factory built on an 8-acre plot of land in Amphoe Banbung, Chonburi

Established on a 1.2-acre plot of land in Amphoe Phrapradaeng, Samutprakarn


Unimit Engineering PCL has software for design in accordance with ASME code section VIII,DIV.
1, which is used for Pressure Vessels. Moreover, Welding Control Software also has been using to control the welding work of piping.