April 1991 : Developed analog type grout flow meter
June 1992 : Established Daejung Engineering Company
October 1993 : Attended Korea building and consturction Exhibition
December 1995 : Received an appreciation plaque from Hanjung Constuction Co., Ltd. (Incheon International airport Construction Corparation)
December 1997 : Appointed as an outstanding company from Kookmin Bank
August 1999 : Desingated as an accredited calibration and test institute by Korean Agency of Tech- nology and Standards (A fidld of gluid liquid)
April 2000 : Got quality management system certification (ISO 9001-2000, and KS A 9001-2001)
August 2000 : Appointed as a beneficiary of technology innovation aid program by The Samll & Medium Business Administration.
January 2001 : Awarded a silver prize at the 31st precise Measruing Promotion Contest from the head of the Small & Medium Business Adminstaration
April 2002 : Established Daejung AMC Co. Ltd., accredited calibration and test institute.
May 2004 : Developed digital grout flow meter (Mobile type DM series) and started to export them to overseas.
August 2007 : Developed sensor separated type grout flow meter (DS series) and started to export them to overseas.
June 2008 : Developde sensor separated type grout flow meter (DSm sereis) and started to export them to overseas.
December 2009 : Developed sensor separated type grout flow meter (DS series) and started to export them to overseas.