2012.02 FOSB An-Sung the second factory building site contract

2011. 12 Selected as Next generation global blue-chipper

2011. 09 The 22ndanniversary of the founding

2010. 10 Start Delivery FOSB to Japan SUMCO

2010. 09 Start Delivery FOSB to Germany SILTRONIC

2010. 08 Completion the second production line at An-Sung

2009.12 Selected Promising company byGyunggi Local Small and
medium Business Administration

2009. 10 Stare Delivery of FOSB SILTRONIC

2009. 02 SILTRONIC Delivery Contract, SUMCO
Delivery Contract

2007. 06 Increase of the capital to USD6790K

2007. 06 Technical Support Agreement with GOLD INDUSTRIES,

2007. 04 Founded the Semiconductor Wafer Carrier manufacturing plant

2007.02 Increase of the capital to USD6000K

2006. 10 Registered the patent(Photocatalysis air cleaner)

2006. 03 Increase of the capital to USD4300K

2005. 12 Confiremed a Venture Business Enterprise

2005. 03 Increase of the capital to USD3160K

2005. 03 Strategic Agreement with IMT Co., Ltd, and Investment
in semiconductor equipment

2005. 01 Appointed as exemplary and honest taxpayer by
The National Tax Service

2004. 12 Making the manufacture consignment contract with
ONO valve company in Japan

2004. 03 Founded Chinese Local subsidiary

2003. 12 Awarded the Excellence HVAC Air cleaner venture design

2002. 11 Awarded "Industrial Service Meda" for Utilization of New Technology

2002. 06 Moved the factory to Siheung1-Dong, Geumcheon-Gu, Seoul

2002. 04 Registered in KOSDAQ Stock Market

2001. 12 Designated as a Venture Business Enterpri

2001. 11 Awarded the "3Million USD Export Tower"

2001. 10 Founded the Research and Development Institute

2001. 05 Designated as a Good Prospect Small & Medium Enterprise for Export

2000. 09 Accredited TUV ISO9001

1999.10 Award “President Prize and Administration Prize”

1999.05 Moved the factory to Guro, Seoul

1998.11 Awarded “Excellent Quality and Firm Technology”

1998.10 Won the Award from Ministry of Commerce, Industry and Energy

1998.07 Calorimeter acquired “Quality Certification” (Excellent Machine)

1996.12 Moved the factory to Kwangju

1994.11 Increased the capital to USD200K

1994.10 Changed the name to 3S KOREA Co., Ltd.

1994.09 Moved the factory to Sungnam

1993.05 First export Comp-Calorimeter to Europe (Slovakia)

1992.04 Technical Support Agreement with ONISHI Co. in Japan

1991.10 Started manufacturing of Compressor Calorimeter at Yangpyung factory

1989.09 Founded as Century System Supplier Co., Ltd.