Company History 2019 05 Acquired RoHS2 certification 2018 06 Was selected as an small but excellent export company 02 Concluded exclusive dealership contract in Japan 2017 10 TV Advertisement to celebrate its 30th Anniversary (YTN, etc.) 2016 10 Developed the world's first cleaning type mist cleaner 05 Awarded the Presidential citation(Excellent Korean company) 2015 10 Acquired UL certification 2014 05 Completed Iksan Plant 04 Relocated to YHB plant (2,000 Pyeong), YHB ECO plant (2,000 Pyeong) 03 Established YHB ECO (specialized in environmental protection) 2012 12 Awarded 1 Million Dollar Export Tower 01 Established YHB R&D Center 2011 10 Concluded an exclusive dealership contract in China 2009 02 Acquired ISO9001 certification 2008 04 Acquired European CE certification (Dust cleaner, Electric dust collector) 2007 10 Was selected as technology innovative SME (INNOBIZ) 06 Was selected as a small but promising export company (Small and Medium Business Administration) 2005 10 Acquired ISO14001 Certification 06 Was selected as World’s Best Product (Ministry of Trade, Industry and Energy) 2004 11 Received a citation for new technology development (Ministry of Trade, Industry and Energy) 2002 05 Awarded Excellent SME Award (Ministry of SMEs and Startups) 1999 05 Acquired European CE Certification (Mist Cleaner) 05 Was designated as a venture company (Ministry of SMEs and Startups) 1998 03 Was registered as official bidder for Public Procurement Service 02 Received a citation for localizing capital goods (Ministry of Trade, Industry and Energy) 1997 12 Was designated as a military service exemption company 1996 06 YHB was incorporated 1993 05 Was selected as a promising SME (Gwangju Bank) 1992 04 Developed LOCK-NUT 1987 12 Was founded (Sunghwa)