For a display device and manufacturing method for the display device, the method comprises steps of: disposing a plurality of recesses on the cover body; coating glass frit in the recesses; sintering the glass frit for forming sintered blocks; disposing display auxiliary members on the cover body having the sintered blocks formed thereon; and irradiating the sintered blocks by laser to combine the cover and the display substrate with the sintered blocks.The present invention can prevent the display auxiliary members of the cover from being damaged in the packaging process of the display device.