A light emitting element includes a base substrate, light emitting structures on the base substrate, a filling layer among the light emitting structures, a connecting electrode layer, an insulating layer, and pads. The connecting electrode layer is located at a side, away from the base substrate, of the filling layer. The insulating layer is located at a side, away from the filling layer, of the connecting electrode layer. The pads are located at a side, away from the connecting electrode layer, of the insulating layer. Each light emitting structure includes a first pole and a second pole. The connecting electrode layer includes connecting electrodes each connected to the first pole or the second pole of at least one light emitting structure. The light emitting element further includes holes in the insulating layer. The pads are connected to the connecting electrodes through the holes.

A light emitting element includes a base substrate, light emitting structures on the base substrate, a filling layer among the light emitting structures, a connecting electrode layer, an insulating layer, and pads. The connecting electrode layer is located at a side, away from the base substrate, of the filling layer. The insulating layer is located at a side, away from the filling layer, of the connecting electrode layer. The pads are located at a side, away from the connecting electrode layer, of the insulating layer. Each light emitting structure includes a first pole and a second pole. The connecting electrode layer includes connecting electrodes each connected to the first pole or the second pole of at least one light emitting structure. The light emitting element further includes holes in the insulating layer. The pads are connected to the connecting electrodes through the holes.

Provided is a display substrate. The display substrate includes: a substrate; a first metal layer and a second metal layer on a side of the substrate, and a first insulating layer between the first and second metal layers; wherein the first metal layer includes a plurality of first drive signal lines, and the second metal layer includes a plurality of second drive signal lines; and a plurality of light-emitting units electrically connected to the plurality of first drive signal lines and the plurality of second drive signal lines; wherein at least a portion of each of the first drive signal lines and at least a portion of each of the second drive signal lines are grid-shaped signal lines.

Provided is a display substrate. The display substrate includes: a substrate; a first metal layer and a second metal layer on a side of the substrate, and a first insulating layer between the first and second metal layers; wherein the first metal layer includes a plurality of first drive signal lines, and the second metal layer includes a plurality of second drive signal lines; and a plurality of light-emitting units electrically connected to the plurality of first drive signal lines and the plurality of second drive signal lines; wherein at least a portion of each of the first drive signal lines and at least a portion of each of the second drive signal lines are grid-shaped signal lines.

A light-emitting substrate has a display region and a peripheral region located on at least one side of the display region, the peripheral region includes a first peripheral region, and the first peripheral region and the display region are spaced apart in a first direction. The light-emitting substrate includes: a substrate; a first conductive layer disposed on the substrate, the first conductive layer including a plurality of signal lines located in the display region; an insulating layer covering the plurality of signal lines; and a second conductive layer disposed on the insulating layer. The insulating layer includes a first insulating layer and a second insulating layer sequentially stacked in a direction away from the substrate; and at least between the first peripheral region and the display region, at least part of edges of the first insulating layer exceeds an edge of the second insulating layer.

A light-emitting substrate has a display region and a peripheral region located on at least one side of the display region, the peripheral region includes a first peripheral region, and the first peripheral region and the display region are spaced apart in a first direction. The light-emitting substrate includes: a substrate; a first conductive layer disposed on the substrate, the first conductive layer including a plurality of signal lines located in the display region; an insulating layer covering the plurality of signal lines; and a second conductive layer disposed on the insulating layer. The insulating layer includes a first insulating layer and a second insulating layer sequentially stacked in a direction away from the substrate; and at least between the first peripheral region and the display region, at least part of edges of the first insulating layer exceeds an edge of the second insulating layer.

Provided is a light-weight optical device exhibiting excellent light-emitting performance. The light-emitting device includes multiple light source units and a relay member. The multiple light source units each include a light source board extending in a first direction and multiple light sources arranged along the first direction on the light source board. The relay member is electrically coupled to each of the multiple light source units.

Provided is a light-weight optical device exhibiting excellent light-emitting performance. The light-emitting device includes multiple light source units and a relay member. The multiple light source units each include a light source board extending in a first direction and multiple light sources arranged along the first direction on the light source board. The relay member is electrically coupled to each of the multiple light source units.

The present application provides a display panel, a manufacturing method thereof, and a display device. By defining a first height difference between a first terminal part and a second terminal part of a first bonding terminal, so that after attaching a protective layer, a suspended area is defined between the protective layer and the first terminal part, so that when preparing a surrounding wire, a metal conductive thin film is disconnected in the suspended area, thus the surrounding wire will not be lifted when the protective layer is removed, so as to alleviate a problem of peeling of a surrounding wire of existing display panels when removing a protective layer.

The present application provides a display panel, a manufacturing method thereof, and a display device. By defining a first height difference between a first terminal part and a second terminal part of a first bonding terminal, so that after attaching a protective layer, a suspended area is defined between the protective layer and the first terminal part, so that when preparing a surrounding wire, a metal conductive thin film is disconnected in the suspended area, thus the surrounding wire will not be lifted when the protective layer is removed, so as to alleviate a problem of peeling of a surrounding wire of existing display panels when removing a protective layer.