History

2004

  • OctoberEstablished Chumdan Technology Bidsystem
    2004, Oct 30 Developed GBS.1 Bid Analysis Service Solutions
    www.bidsystem.co.kr

2005

  • OctoberEstablished Korea Development & Industry Construction
    2005, Oct 30. Developed KDIC Bid Analysis Solutions
    www.kordic.co.kr
  • NovemberEstablished National Bidding Information
    2005. November 10. Developed GBSWS 1.0 Bid Analysis Sistem
    www.bidway.co.kr

2006

  • August Established Baroseum Construction
    Interior Construction

2007

  • AugustEstablished G2B Holdings
    2008, Apr 29. Established Corporate Research Center within Chumdan Auto
    Door Sytem (Korea Industrial Techology Association)
    2010. Oct 19. Patented (Application Number : 10-2010-0102089)

2008

  • MarchChumdan Portal Systeom
    Established Cororate Research Center(Korea Industrial Technology Association)

2011

  • JulyPatented(Application Number :2009-0094589)
    Ptent Number : 10-1023641
  • JulyEstablished Chumdan Baroseum General Construction Service
    General Construction Service

2019

  • Present 2004 Oct 12 – 2019. Present
    Tendering and Bidding Agency with 25,305 cases
    Tendering and Bidding Agency with the amount of orders received of 2.25226 trillion KRW
    Chumdan Information System applied for a patent on portable air purifier
    Patent applied for tsunami
    Acquired letter of patent on design shelter for earthquake and tsunami