A display panel (DP) comprising: a first display substrate including a first base substrate (BS1) having a top surface and a side surface (BS1-S) extending in a direction (DR3) intersecting the top surface; a second display substrate including a second base substrate (BS2) facing the first base substrate (BS1); an insulating layer disposed between the first base substrate (BS1) and the second base substrate (BS2); a first insulating structure (IS1) disposed between the insulating layer and the first base substrate (BS1), wherein the first insulating structure (IS1) is in contact with the insulating layer ; a pixel (PX) disposed between the first base substrate (BS1) and the second base substrate (BS2); a signal line (PL-D) having a side surface (PL-DS) substantially aligned with the side surface (BS1-S) of the first base substrate (BS1), wherein the signal line (PL-D) is disposed on the first base substrate (BS1); a second insulating structure (IS2) overlapping the signal line (PL-D) and being in contact with the first insulating structure (IS1), wherein the second insulating structure (IS2) has a side surface (IS2-S) substantially aligned with the side surface (BS1-S) of the first base substrate (BS1); a connection pad (CP) being in contact with the side surface (BS1-S) of the first base substrate (BS1), the side surface (PL-DS) of the signal line (PL-D), and the side surface (IS2-S) of the second insulating structure (IS2); and characterized in that a spacer (CS) is disposed between the first display substrate and the second display substrate that is configured to maintain a gap (GP) between the first display substrate and the second display substrate , and in that the first insulating structure (IS1) and the spacer (CS) are formed of the same material. a first display substrate including a first base substrate (BS1) having a top surface and a side surface (BS1-S) extending in a direction (DR3) intersecting the top surface; a second display substrate including a second base substrate (BS2) facing the first base substrate (BS1); an insulating layer disposed between the first base substrate (BS1) and the second base substrate (BS2); a first insulating structure (IS1) disposed between the insulating layer and the first base substrate (BS1), wherein the first insulating structure (IS1) is in contact with the insulating layer ; a pixel (PX) disposed between the first base substrate (BS1) and the second base substrate (BS2); a signal line (PL-D) having a side surface (PL-DS) substantially aligned with the side surface (BS1-S) of the first base substrate (BS1), wherein the signal line (PL-D) is disposed on the first base substrate (BS1); a second insulating structure (IS2) overlapping the signal line (PL-D) and being in contact with the first insulating structure (IS1), wherein the second insulating structure (IS2) has a side surface (IS2-S) substantially aligned with the side surface (BS1-S) of the first base substrate (BS1); a connection pad (CP) being in contact with the side surface (BS1-S) of the first base substrate (BS1), the side surface (PL-DS) of the signal line (PL-D), and the side surface (IS2-S) of the second insulating structure (IS2); and characterized in that a spacer (CS) is disposed between the first display substrate and the second display substrate that is configured to maintain a gap (GP) between the first display substrate and the second display substrate , and in that the first insulating structure (IS1) and the spacer (CS) are formed of the same material. <EOS>