1981 Life soil patented Pat. No. 9392 (Late former CEO Lee Chul Ho)
1983 Founded DAEJI Development Co. LTD (Late former CEO Lee Chul Ho)
Success in transplanting Gingko tree (R=140) in_ Agency by using Life soil (Late former CEO Lee Chul Ho)
1986-1987 Success in transplanting Zelkova tree (R=200) in _ Agency by using Life soil (Late former CEO Lee Chul Ho)
1986 Success in transplanting Pagoda tree (R=55) in Central Agricultural Association by using Life soil method (Late former CEO Lee Chul Ho)
1987 Success in transplanting Zelkova tree (R=55) in National Central Museum by using Life soil method (Late former CEO Lee Chul Ho)
1988 Success in transplanting Pine tree (R=90) in Seoul Newspaper Corporation by using Life soil method (Late former CEO Lee Chul Ho)
1989 Success in transplanting Pine tree (R=40) in Su Won City Hall by using Life soil method (Late former CEO Lee Chul Ho)
1990 Factory Registration
1990-1993 Success in transplanting Gingko tree (R=450) in Kyungbuk Ahndonggun Yonggyeri by using Life soil method (Late former CEO Lee Chul Ho)
1991-1992 Success in transplanting Zelkova tree (R=230) in Korea Department of Land Use Chungnam Office by using Life soil method (Late former CEO Lee Chul Ho)
1991-1993 Success in transplanting Zelkova tree (R=140) in Korea Department of Land Use Bundang Office by using Life soil method (Late former CEO Lee Chul Ho)
1992 Patent No. 047443 awarded (Transplant methodology in utilizing Iron content, soil nutrition level) (Late former CEO Lee Chul Ho)
Patent No. 049942 awarded (Restraining methodology for large tree transplant) (Late former CEO Lee Chul Ho)
1994-1995 Success in transplanting Zelkova tree (R=90) in Korea Horse Racing Association Gwachun Juamdong by using Life soil method (Late former CEO Lee Chul Ho)
1995 Automation of fertilizer manufacturing process completed
1995-1998 Success in transplanting Zelkova tree (R=130) in Pohangnongjo Mabukri by using Life soil0 method (Late former CEO Lee Chul Ho)
1996 Success in transplanting Zelkova tree (R=180) in Pohang Steel Works (POSCO) by using Life soil method (Late former CEO Lee Chul Ho)
Success in transplanting Zelkova tree (R=230) in Korea Water Resources Corporation Chungnam Boryung by using Life soil method (Late former CEO Lee Chul Ho)
1996-1997 Success in transplanting Zelkova tree (R=160) in Kyungju City Hall by using Life soil method (Late former CEO Lee Chul Ho)
1997-1998 Success in transplanting Zelkova tree (R=90) in Korea Expressway Corporation by using Life soil method (Late former CEO Lee Chul Ho)
1998 Industrial Design No. 227869 (Late former CEO Lee Chul Ho)
CEO Lee Chul Ho's passing, present CEO's inauguration
Excellence in Fertilizer manufacturer awarded
1999-2001 Daegu World Cup stadium Samduk District Zelkova tree transplant successful
2002 Practical device registration No. 0263657 awarded (Carrier for large trees)
Construction Registration Issued (Landscape/transplant construction Chungnam Chonan 02-18-01)
Chungnam Chonan UNIGEN Life Science Research Center landscape completed
Inchon Kyungin canal Corporation Gulpochon Zelkova tree transplant successful
2003 Product quality endorsed company registration (Issue No. 2003-118)
Overseas Construction Company Registration (Landscape/transplant Corporation) Issued
2004 Myungki Corporation Chungnam Ahsan Dunpomyun Fruit Yielding tree transplant completed
Rooftop landscape completed on house in Busan Yeonjegu Gerjedong
Landscape completed around Korea Human Resources Development Center Corporation building in Yongin Kihung
2005 ISO 9001 Quality Management, 14001 Environment Management Endorsed
Success in Phase 1 of maintenance of Gingko tree in City Environment Maintenance Association in South Yongin Park
DAEJI Development Co. LTD. founded Environmental Science Research Center
2006 Zelkova tree transplant in Inchon Manufacturing District Canal Corporation
Gingko tree Phase 2 maintenance completed for City Environment Maintenance Association in South Yongin Park
2007 Zelkova tree transplant in Inchon Manufacturing District Canal Corporation
Gingko tree Phase 3 maintenance completed for City Environment Maintenance Association in South Yongin Park
2008 Gingko tree maintenance completed for City Environment Maintenance Association in South Yongin Park
Founded local corporation in Canada British Columbia state
Pine tree turning root and appurtenant work completed in Namyang Corporation Pochon
2009 Issued the fertilizer manufacturing business registration certificate (by-product fertilizer - soil microorganism formula)
2010 Completed the planting work as part of the construction of Tani Country Club
Completed the maintenance work for Namyang Pocheon Pine Tree
Obtained Patent No. 10-0982114 (Microbial Complex for Improving Soil of Reclaimed Land and Promotion Method of Plant Growth)
Issued the fertilizer manufacturing business registration certificate (3rd grade complex)
Obtained Patent No. 10-0968382 (Strain in Oceanobacillus with Excellent Salt Resistance and its Use)
2011 Issued the fertilizer manufacturing business registration certificate (4th grade combined)
Issued the fertilizer manufacturing business registration certificate (trace element combined)
Issued the fertilizer import business report certificate
Registered environmental-friendly organic materials (11-Organic-3-584)
2012 registered environmental-friendly organic materials (Disclosure-4-1-91)
2013 Andong Yonggyri Ginko transplanted were listed in the Guinness World Records register in 2013