a) 10years access floor factory b) ISO,SGS,ROHS,CE,MOB,CISCA,certificate a) Vitian Raised access floor materials:The panel is made of good quality cold-rolled steel sheets,which are punched,spot-welded,coated with epoxy powder after has been phosphoreted.Inside of the panel is filled with foamed cement.The top steel sheet of the panel is stuck with high anti-wear and fireproof HPL or conductive ...