DISPLAY APPARATUS AND MULTI-SCREEN DISPLAY APPARATUS INCLUDING THE SAME

A display apparatus comprises a display area including a plurality of pixels arranged at a first substrate along a first direction and a second direction crossing the first direction, a plurality of pixel driving lines disposed in the display area and coupled to the plurality of pixels, an insulation layer covering the plurality of pixel driving lines, and a first pad part disposed over the insulation layer and electrically coupled to the plurality of pixel driving lines, wherein the first pad part comprises a plurality of first pads electrically coupled to each of the plurality of pixel driving lines through a contact hole formed at the insulation layer, and a plurality of secondary pads respectively covering the plurality of first pads.