1992 4 Established Woojin Electric Machinery
1993 4 Technical collaboration for Stainless Door of railway vehicle (with Narita MFG, Ltd. Japan)
1996 11 Manufacturing for Electric Jumper Coupler of railway vehicle
1996 12 Obtained the certificate of ISO 9001 issued by BVQI
2006 1 Established R&D Center of Woojin Electric Machinery
2007 5 Manufacturing for Rigid Power Rail(3rd rail) of light railway
2007 12 Manufacturing for Platform Screen Door of Dubai Metro (OEM by Hitachi)
2008 12 Development for Contactors(CMA/B, TCP, Heating contactor) of Korea High Speed Train
2009 3 Manufacturing for Platform Screen Door of Busan Metro Line 4
2009 4 Development for Guide Rail and Switching System of rubber tire AGT
2010 5 Technical collaboration for Door System of railway vehicle (with Fuji Electronics, Japan)
2010 6 Obtained Sales License for Radiation Generating Device
2010 12 Appointed as Promising Export Company
2010 12 Development for 6 kinds of Rooftop Device of Korea High Speed Train
2011 4 Technical collaboration for Auto Coupler of railway vehicle (with Yutaka, Japan)
2011 11 USD 1 million export tower award
2012 12 USD 3 million export tower award