1. The Watch & Control I, digital print, acrylic on synthetic fiber, 2.71x1.6m, acrylic on vinyl balloons, diameter 70cm, Ci-gong gallery, Korea  2004
                     2.  The Silent Field, paper printed and collaged on plastic on canvas, digital print on synthetic fiber, 3x 2.5m, Lee hyun gallery, Korea  2005
                     3. The Watch & control II, digital parint, acrylic on synthetic fiber, 12x 4.3m, Officina Asia: Galleria  Arte  Moderna, Italy 2004
                     4. The Virtual Hell, digital print, acrylic on synthetic fiber, Busan Biennale:Busan Metropolitan Museum of Art, Korea 2002