A method of forming a mesh plate and a display device containing the mesh plate are provided. The mesh plate includes a plurality of first portions extend in a horizontal direction and parallel to each other and a plurality of second portions extend in a vertical direction and parallel to each other. Material of each of the first portions and the second portions is independently selected from one of magnet and magnetically conductive material. The positions of the first portions and the second portions is adjusted to cross each other and thus form a plurality of open areas according to preset positions for the open areas.