Company History

• Received the Citation Certificate from the Korean Government Ministry of Knowledge Economy for its extraordinary export record.
• 2010. 11

• Won the Prize at 11th Innovative Technology Show
• 2010. 09

• Applied for Trademark Rights of "OPTIMA STEAMER" from the Intellectual property office of Korean Government
• 2010. 07

• Received the KOTRA Seal of Excellence, a Mark of Quality, High Technology and Trustworthiness
• 2010. 05

• The CEO of SJE to be named the Trader of this Month by the Ministry of
  Knowledge Economy
• 2010. 02

• Established a business center in California, USA
• 2010. 01

• Obtained a NRTL certification (qualified for "cTUVus") for
  Optima Steamer
• 2009. 11

• Selected as a Management Innovation Business (MAIN-BIZ) by the Business Administration for Small and Medium Entrepreneurs
• 2009. 10

• Obtained the quality certification ISO9001:2000
• 2008. 07

• Obtained a "CE", an quality certification mark in EU, for Low-Voltage
  Directive
• 2008. 04

• Obtained a "CE", an quality certification mark in EU, for
  Electromagnetic Compatibility
• 2008. 04

• Started to export a steam cleaningmachine of high performance as
  "OPTIMA STEAMER"
• 2004. 04

• Opened a Customer service center & show room near
  Seoul in Korea
• 2003. 05

• Registered Trademark(High pressure washer M1001, L2003, H2003)
• 2000. 10

• 2023. 11
• Nominated OPTIMA STEAMER as 'World-class Product'
  by the Korean Ministry of Trade, Industry & Energy

• 2022. 04
• Selected as a Global small Giant enterprise of S.Korea

• 2021. 09
• Patent for Steam Boiler system with Breather Valve

• 2020. 07
• Nominated as 'Respected Business Person' Twelve

• 2020. 02
• CEO Homoog Yoo, Appointed as President of KSCA Busan Association

• 2019. 05
• Won the 'Iron Tower' Prize of Industrial Service Merit

• 2019. 03
• Opened its Japanese Branch in Tokyo, Japan

• 2018. 04
• Selected as a global Korea Jiangsu enterprise

• 2017. 12
• Nominated as "Human Resource Development Enterprise
  by Small & Medium Business Administration"

• 2017. 12
• Got a Strategic Industry Leading Company Certification

• 2017. 08
• Optima Steamer aired on YTN TV Show, “A small but powerful
  company is strength”

• 2017. 07
• Renewed ISO 9001:2015

• 2017. 06
• Selected as the best venture company by Busan Metropolitan City

• 2016. 07
• Won "the grand prize of our Government's medium enterpriser"

• 2016. 04
• Selected as "The best venture company of the Korean Government"

• 2015. 11
• Won "The leading company prize of the Korean Government"

• 2015. 06
• Registered a patent for Turbo steam nozzle

• 2015. 05
• Registered a patent for the tool of Rotating steam spray and vacuum system

• 2014. 12
• Nominated as "National Top 100 Human Resource Development Enterprise by Small & Medium Business Administration

• 2014. 12
• Get the Prizes from Korean Ministry of Trade and Busan Metropolitan City

• 2013. 12
• Optima Steamer nominated as Industrial Convergence Product by the Government Ministry of Trade, Industry & Energy

• 2013. 10
• Established a new production facility (over 8,265 square meters)

• 2013. 09
• Obtained the Trademark Rights for "Optima Steamer" from the Korean Government Intellectual property office

• 2013. 07
• Established the SJE Research and Development center

• 2013. 06
• Registered a patent of the Smoke/Water tube Steam Boiler

• 2013. 05
• Registered a patent of Steam Boiler

• 2013. 05
• Obtained a CSA(Canadian Standards Association) certification

• 2013. 05
• Applied for the trademark rights of "SJE OPTIMA STEAMER" in China

• 2013. 05
• Changed its corporate name to "SJE Corporation"

• 2013. 04
• Applied for a patent of "Steam Boiler" in the United States

• 2013. 02
• Became the prize winner at 11th Innovative Technology Show

• 2013. 02
• Applied for Trademark Rights as "OPTIMA STEAMER" from the Government Intellectual property office

• 2012. 12
• Selected to a Promising Export Enterprise

• 2012. 08
• Nominated as a Global Top Rank Enterprise by Small & Medium Business Corporation

• 2011. 12
• Won the Prime Minister Citation for its contribution to
  export growth

• 1998. 09
• Took over its business of high pressure washer from LG Industrial Systems Co., Ltd.

• 1995. 06
• Established new office and production facility

• 1991. 01
• Founded SeongJin Engineering Co. , as a professional distributor of industrial high pressure and cleaning equipment