Display device and method for manufacturing the same

A display device, comprising:

• a substrate including a first portion folded back with a first surface of the substrate being an inner surface and a second portion as a display region on a second surface opposite to the first surface of the substrate;
• a plurality of pixels provided in the second portion;
• a first marker and a second marker provided on the substrate so as to be aligned with each other as seen in a plan view;
• a spacer at a position along which the substrate is folded with the first surface being an inner surface;
• a third marker provided on the substrate;
• and
• a fourth marker provided on the spacer, wherein
• the spacer is located at a position overlapping the third marker in a plan view,
• the third marker and the fourth marker are aligned with each other in a plan view, and
• the third marker and the fourth marker are arranged in the first portion in a plan view.