Green Energy Company Leading the Future Dongil Brazing Co., Ltd. NEXT GENERATION PLATE HEAT EXCHANGER
History
  • 2020
    • 01
      • Invest of Secondary Cell Convergence Energy System for High Temperature Fuel Cells for Distributed Power Generation
  • 2019
    • 06
      • Invest of Heat Exchanger for MULTI-V Water-Cold Hybrid by LG Electronics
    • 07
      • Selected Bucheon Small Giants 2019 Certificate
  • 2018
    • 10
      • Invest of GHP (Gas Engine Heat Pump) ZEN-II for LG Electronics
  • 2017
    • 03
    • 06
      • FUELCELL COMPONENT PULL FOR PEM (S-Fuel Cell/Energy Technology Evaluation Institute)
  • 2016
    • 05
      • Joint Development of LG Electronics Air-Conditioning Dual-Oriented SUB COOLER
  • 2015
    • 01
      • Relocation of the office building to 75-1 Dodang-dong, Wonmi-gu, Bucheon, Gyeonggi-do
    • 04
      • Invest of Water-Cold High-Efficiency Heat Exchanger
  • 2013
    • 01
      • LG Electronics Partner Registration
      • Development of Pipe Joints for Boiler Heat Exchanger
    • 05
      • Gas Engine Heat Pump (GHP) Registration
    • 06
      • ISO9001, ISO14001 Certification
      • CE, ASME certification
    • 08
      • Development of latent heat exchanger for boiler with increased thermal efficiency
  • 2012
    • 01
      • Patent for plate heat exchanger with radial port formed
    • 06
      • Development of the Manufacturing Method for Storage Tank for Cooling and Heating Using Thermal Adhesion
    • 08
      • Development of High Efficiency Distributor for Braced Plate Heat Exchanger
  • 2011
    • 01
      • Instantaneous electric boiler with maximum domestic capacity (200-400KW/H)
  • 2009
    • 02
      • Boiler exports to Mongolia, China and Russia
  • 2008
    • 08
      • DMAX Electric Boiler Export to Japan
  • 2007
    • 04
      • Patent for radiator-equipped air-conditioning and heating systems
    • 07
      • Obtain Safety Certification for Electric Air-Conditioner Electrical Appliances
  • 2006
    • 04
      • Patent for the invention of electric boiler
    • 06
      • MBN TV for Best Products by the Small and Medium Business Administration
    • 07
      • Patent for radiator-equipped heating system
    • 09
      • Obtain safety certification for electric hot water heater appliances
  • 2005
    • 03
      • Development of Titanium Plate Heat Exchanger
    • 10
      • Development of Electric fan heater
  • 2004
    • 05
      • Development of DMAX Electric Boiler
  • 2003
    • 06
      • Obtain a corporate confirmation letter specializing in parts and materials: Ministry of Commerce, Industry and Energy
    • 09
      • Selection of Inno-biz (Technical Innovation Project) Company
    • 12
      • Selection of promising small and medium-sized enterprises
  • 2002
    • 02
      • Changed to DONGIL BRAZING Co., Ltd.
    • 09
      • Development of KCA for Condensing Main Heat Exchanger: Kyungdong Boiler
  • 2001
    • 07
      • Development of Condensing Main Heat Exchanger (European type): IMMER GAS
  • 2000
    • 07
      • European boiler parts specification for hot water heat exchanger (WARS 0007058)
    • 08
      • Factory relocation: 70-4 Chunui-dong, Wonmi-gu, Bucheon-si, Gyeonggi-do (currently 26 Bucheon-ro 246 (Chunui-dong) in Wonmi-gu, Bucheon-si, Gyeonggi-do)
    • 10
      • Register of the heat exchanger for boilers (No. 0267542)
  • 1997
    • 06
      • Development of Condensing Main Heat Exchanger
    • 07
      • Corporate conversion to Dongil Thermal Machinery Co., Ltd. obtained ISO 9002 certification
  • 1996
    • 09
      • Development of Parallel Hot Water Heat Exchanger
    • 10
      • KS Acquisition of STS Hot Water Distributor (KSB 6607, 90-03-149)
  • 1995
    • 12
      • Patent application for STS Hot Water Distributor (No. 59471)
  • 1994
    • 08
      • Application for Practical New Application for Hot Water Heat Exchanger (No. 20958)
  • 1993
    • 03
      • Export of Hot Water Heat Exchanger to European New Par
  • 1992
    • 01
      • Development of Serial Hot Water Heat Exchanger
  • 1985
    • 08
      • Establishment of identical metals
  • 1978
    • 03