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History

2021
- 11
  - Registered as a waste treatment business (comprehensive recycling business)
- 10
  - Established Sungil En-Tech Co., Ltd. ‘Haman Factory’ (Resource Infrastructure Division)
- 03
  - Registration as a private sewage treatment plant management business
2018
- 11
  - Registered a patent for ‘Constructed wetland and complex water intake purification facility and its operation method’
2017
- 09
  - Registered a patent for ‘Independent natural air draft system for constructed wetlands’
- 07
  - Registered a patent for ‘Circulation type closed water purification wetland’
  - Registered as a public sewerage management agency
2015
- 12
  - Registered a patent for hybrid constructed wetland water purification system (USA)
- 07
  - Registered a patent for ‘Proces for manufacturing filter media for constructed wetland’
- 06
  - Registered a patent for ‘control method of counter-discharge sludge solubilization treatment device’
2014
- 10
  - Registered a patent for ‘Proces for manufacturing filter media for constructed wetland’
- 06
  - Registered a patent for ‘Sludge solubilization treatment device using multiple discharge c
- 01
  - Registered a patent for ‘Natural air draft system for water treatment plant’
2013
- 11
  - Registered a patent for ‘Natural air draft system for water treatment plant’
- 09
  - Registered a patent for ‘sludge floating prevention type sediment tank’
- 06
  - Confirmation of MAIN-BIZ
2012
- 09
  - Registered a patent for ‘multipurpose intensive constructed wetland for non-point source pollution treatment’
2011
- 11
  - Registered a patent for hybrid constructed wetland water purification system (Indonesia)
- 07
  - Registered a patent for ‘Sludge microbial destruction device using high voltage underwater shock wave’
- 05
  - Registered a patent for ‘Natural non-point purifying device and natural non-point purifying method
    that can purify reservoirs’
  - Registered patent for ‘Natural non-point purifying device and natural non-point purification method
    that can purify rivers’
- 03
  - Commendation from the head of Gyeongnam Regional Small and Medium Business Administration for
    ‘technology development and management innovation achievement’
- 01
  - Registered a patent for hybrid constructed wetland water purification system (Indonesia)
2010
- 09
  - Commendation from Prime Minister for ‘Small and Medium Business Technology Innovation Contribution’
- 07
  - Registered a patent for ‘loess ball and its manufacturing method’
- 05
  - Commendation from the Minister of Environment for ‘Development and dissemination of new environmental technology’
- 04
  - Registered a patent for ‘water level sensitive sterilizer’
  - Registered a patent for ‘Filler for constructed wetland including flooring and its manufacturing process’
  - Registered a patent for ‘Filling material for artificial wetland including flooring and its manufacturing
    method’
2009
- 10
  - Separation of company, establishment of SIC Co., Ltd.
- 08
  - New headquarters building and Jinju factory, relocated business site (Jinju Bioindustrial Complex)
- 06
  - Seongil En-Tech Co., Ltd. Factory registration in Sancheong branch (high-efficiency artificial wetland microbial carrier manufacturing)
2008
- 12
  - Established Sungil En-Tech ‘Sancheong’ Branch (Sancheong Agricultural Industrial Complex)
- 10
  - Commendation from the mayor of Busan for ‘new technology development and dissemination contribution’
- 05
  - Registered for civil engineering construction business
- 03
  - Registered as a measurement agency (water quality field)
2007
- 12
  - Commendation from the mayor of Busan for ‘new technology development and dissemination contribution’
- 06
  - Commendation from the Minister of Environment
2006
- 12
  - Recognized as an affiliated research institute (Korea Industrial Technology Association)
  - Established company-affiliated research institute (Constructed Wetland Ecology and Environment Technology Research Institute)
- 10
  - Confirmation of technology innovative small and medium-sized enterprises
- 07
  - Acquired environmental management system certificate (ISO 14401:2005)
  - Acquired quality management system certificate (ISO 9001:2015)
- 06
  - Confirmed as a INNO-BIZ
- 01
  - Registered a patent for ‘Filler sand for constructed wetland’
2004
- 10
  - Moved corporate office (located in Jinju Bio 21 Center, Gyeongnam)
  - Confirmation of venture business (Korea Technology Finance Corporation)
- 09
  - Environmental Technology Verification No. 66, Environmental New Technology Designation No. 99 “Advanced sewage treatment technology using natural air draft system wetland (SNR process)”
- 06
  - Registered as a management business for sewage treatment plant, etc.
- 04
  - Registered as a water quality prevention facility business
    (environmental specialized construction business)
2002
- 07
  - Registered a patent for ‘nature friendly non-powered sewage treatment system and sewage treatment process’
- 08
  - Designated as a promising small and medium-sized enterprise (Korea Energy Research Institute)
2000
- 08
  - Registered for civil engineering business
- 07
  - Changed company name to Sungil Entech Co., Ltd.
1999
- 09
  - Registration for design and construction of sewage treatment plant
- 05
  - Established Sungil Industrial Development Co., Ltd.