The concept stacking perforation is to apply the quality of directionality, enclosure, stacking and opacity of the material (anti-slip mat) spatially, illustrating the relationship between individual and groups.


The space is split into half private space and half shared space vertically by the central staircase. The staircase is composed of multiple modules stacked on each other. Depending on the rotating angle of the stacking, the staircase becomes the way-finding device, creates visual boundary and defines programs.