The present disclosure provides a pad structure and associated display device. The pad structure comprises: a plurality of line on glass (LOG) lines that are arranged in parallel in a first direction and in a film bonding area, wherein each of the LOG lines includes a plurality of metal layers of which at least one extends to an outside of the film bonding area, wherein the film bonding area is in a non-active area of a substrate, and wherein the LOG lines are spaced apart from each other, wherein the pad structure further comprises an overcoat layer that is positioned in an external area of the film bonding area, and is adjacent to both boundaries of the film bonding area, wherein the overcoat layer includes a removed portion between each of the LOG lines, wherein the removed portion extends in the first direction.