Acquired a patent for repairing external cracks in concrete structures (Patent No. 10-2037809)
May 2019
Established R&D department
Jan 2019
Acquired KS certification for Hi-powder waterproofing agent (KS F 4919)
Nov 2015
Acquired a professional construction business license (plastering, waterproofing, masonry construction business)
Nov 2013
Changed company name to Dowon Green Industry Co., Ltd.
Jun 2012
Acquired a patent for the construction method of a composite waterproofing layer using composite waterproof layer structure using perforated sheet (Patent No. 10-1149745)
May 2010
Acquisition of Clean Workplace Certification (Korea Occupational Safety and Health Agency)
Sep 2009
KS Q ISO 9001 / KS Q ISO 14001 certified
Jan 2009
Acquired a patent for the construction method of inter-floor soundproofing material (Patent No. 10-0878584)
Oct 2008
Acquired ocher waterproof paint environmental mark certification (Korea Environmental Industry & Technology Institute)
Sep. 2007
ISO 9001 Certified
Participated in "2007 Korea Jeollabuk-do Excellent Products/Tourism Exhibition" in Nanjing, China
Acquired a patent for ocher waterproofing composition and waterproof construction method using it (Patent No. 10-0757929)
Feb 2007
Acquired a patent for waterproofing layer structure constructed using insulation, waterproofing and a composition (Patent No. 10-0683133)
Feb. 2006
Acquired a patent for anti-Antidew coatproduct with soundproofing function (Patent No. 10-0555723)
Jun 2004
ISO 14001 certified
Mar 2002
Designated as a quality assurance company (Korea Testing and Research Institute)
