A honeycomb table, including an upper skin tapped with holes for mounting equipments, a lower skin with a plurality of holes, a honeycomb core layer, connecting side walls, a number of cups and funnels in honeycomb core cells one-to-one. The cups are positioned on the holes in the lower skin. The cups and funnels prevent contaminants and residue from reaching the interior of the honeycomb core, such that the honeycomb can be continuously maintained in a clean working condition.