'Gwachoen Line(1992), 'Bundang Line(1993)', ‘ Honam School – Mokpo(2004)‘, ‘Bundang line extension (2010)‘, ‘ Jukjeon-Suwon of  Bundang line (2011)‘ & ‘ new catenary construction of Gyeongeui line Yongsan-Gajwa(2012) ‘, Bujeon-Masan Double Line(2019).

2009 Aluminum Cover

2007 Aluminum Dome Cover

2004 Aluminum Cover

2003 Aluminum Cover