A substrate and a display device. The substrate includes: a hole region including a plurality of holes penetrating the substrate; and a non-hole region including a plurality of connection portions and a plurality of pixel regions separated from each other. Each connection portion is between adjacent pixel regions to connect the adjacent pixel regions, wherein a straight line in any direction parallel to the substrate passes through the hole region.

This application discloses a display panel and a display device. The display panel includes a first metal layer, an insulation layer is formed on the first metal layer, a second metal layer is formed on the insulation layer, and a width of the first metal layer is different from a width of the second metal layer.

A display screen includes a first display area and a second display area that are adjacent to each other. The first display area is connected to the second display area. The display screen further includes a first display panel and a second display panel. The first display panel includes a first substrate, a first electrode layer formed on the first substrate, a first pixel definition layer formed on the first electrode layer, a second electrode layer formed on the first pixel definition layer, and electrode lead-out wires. The first electrode layer includes first electrodes. The first electrode is adjacent to the second display panel. The second electrode layer includes second electrodes. The second electrodes respectively intersect across the first electrodes. The electrode lead-out wires are respectively connected with the first electrodes, and respectively extend in parallel with the second electrodes in the same direction.

The present disclosure relates to an organic light-emitting backplane and manufacturing method thereof, a touch display screen and a touch display device. The organic light-emitting backplane comprises a display region and a non-display region located around the display region, the organic light-emitting backplane in the non-display region comprising: a first substrate; a padding layer located on a side of the first substrate, the padding layer comprising a body portion and a convex pattern portion located on a side of the body portion away from the first substrate; and a first wiring layer located on a side of the padding layer away from the first substrate, at least apart of the first wiring layer being formed on a surface of the convex pattern portion.

A display device includes a substrate including a display area and a non-display area, a pixel located in the display area, a pad unit on one side of the non-display area, and a driver connected to the pixel. The pixel includes a first insulating layer, a first light emitting element on the first insulating layer, a second insulating layer on the first light emitting element and exposing one end portion and another end portion of the first light emitting element, a first contact electrode on the second insulating layer and connected to the one end portion of the first light emitting element, and a second contact electrode on the second insulating layer and connected to the other end portion of the first light emitting element. The pad unit includes a pad metal layer, a first pad insulating layer, a second pad insulating layer, and a pad electrode.

Provided are a display substrate, a preparation method thereof, and a display apparatus. The display substrate includes: a first display region and a second display region; the first display region includes a plurality of first pixels, the first pixel includes a passive light-emitting device, the second display region includes a plurality of second pixels, the second pixel includes an active light-emitting device and a pixel drive circuit electrically connected to the active light-emitting device. The first display region further includes a plurality of first cathode blockers, and the first cathode blocker includes at least one first groove, wherein the first cathode blocker is provided between at least two adjacent columns of first pixels, to make the cathodes of the two adjacent columns of first pixels disconnected.

A flat panel device, such as a flat display, comprises a substrate; a power circuit; a plurality of pixel circuits, each pixel circuit coupled to a self-emitting device; and a plurality of power lines electrically coupled to the plurality of pixel circuits. The plurality of power lines are also electrically coupled to the power circuit by a plurality of vias traveling through the substrate.

The present disclosure is related to a display panel. The display panel may include a plurality of switch units. Each of the plurality of the switch units may include a first electrode; a second electrode; a third electrode; a fourth electrode opposite the first electrode; a piezoelectric material layer between the first electrode and the fourth electrode; a connecting electrode above the fourth electrode and electrically insulated from the fourth electrode; and a driving transistor comprising a driving gate. The driving gate may be the third electrode. An orthogonal projection of the second electrode and an orthogonal projection of the third electrode on a plane of the connecting electrode may overlap the connecting electrode respectively.

The present disclosure relates to an OLED display panel for minimizing the size of a bezel and includes: an active area including data lines, scan lines intersecting the data lines, and sub-pixels arranged at each intersection; and a stage of a GIP driving circuit distributed and arranged in a plurality of unit pixel regions driven by m (m being a natural number) scan lines in the active area, to supply scan pulses to the corresponding scan lines, wherein the active area further includes m GIP internal connection lines parts respectively adjacent to the m scan lines, and a plurality of internal connection lines for connecting elements constituting each stage is distributed and arranged in the m GIP internal connection line parts.

A flexible wiring substrate includes a main substrate having flexibility, a main wiring disposed over the main substrate, a second protective sheet covering the main wiring, and an insulating member partially covering the main wiring exposed from the second protective sheet and being thinner in thickness than the second protective sheet.