Display device and manufacturing method thereof

A display device comprising:

• a display panel;
• and
• an anti-reflection layer disposed on the display panel, wherein
• the display panel comprises:
• a first area including a first alignment mark;
• a bending area extending from the first area;
• and
• a second area extending from the bending area in a direction opposite the first area, wherein
• the anti-reflection layer includes a second alignment mark overlapping the second area in a plan view,
• the first alignment mark and the second alignment mark are disposed on different layers,
• when viewed in a plan, the bending area is disposed between the first alignment mark and the second alignment mark,
• the bending area is bent,
• in case that the bending area is bent, the second area is disposed below the first area, and
• in case the display device is viewed from bottom to top, the second alignment marks and the first alignment marks are aligned with each other.