Abstract: A foldable display module includes a support layer, an adhesive layer, a flexible display panel and a protective layer. The flexible display panel is located on the adhesive layer. The flexible display panel includes first display portions and at least one second display portion. The first display portions are sequentially arranged in a first direction. A second display portion is located between two adjacent first display portions. The second display portion is bendable, and a bending axis is along a second direction. The second display portion has a non-adhesive region and adhesive regions located on two opposite sides of the non-adhesive region in the second direction. The adhesive layer includes first adhesive portions and second adhesive portions. A first adhesive portion is disposed between a first display portion and the support layer. At least one second adhesive portion is disposed in an adhesive region.

Abstract: The present disclosure provides a flexible printed circuit board and a display apparatus. The flexible printed circuit board includes a plurality of bonding pins, where the plurality of bonding pins are configured to be bonded with a display panel, and the plurality of bonding pins include impedance test pins; and an antenna coil, including two metal connecting wires and the two impedance test pins, where the metal connecting wires are electrically connected between the impedance test pins and a near field communication module; and when the plurality of bonding pins are bonded with the display panel, the two impedance test pins are electrically connected through a conducting wire in the display panel.

Abstract: A circuit board, comprising a thinned area and a non-thinned area, wherein the non-thinned area comprises a first electromagnetic shielding layer, a first composite structure layer and a substrate layer, which are sequentially stacked; the first composite structure layer comprises a first sub-structure layer and a second sub-structure layer which are sequentially stacked in a direction away from the substrate layer, and the first sub-structure layer and the second sub-structure layer each comprises at least one circuit layer; the thinned area comprises a third electromagnetic shielding layer, a first substructure layer and a substrate layer, which are sequentially stacked; an insulating material is provided at the junction of the thinned area and the non-thinned area, and the insulating material isolates the circuit layer in the second substructure layer from the third electromagnetic shielding layer.

Abstract: A display panel and display device are provided. The display panel includes a cover plate, padding part and display assembly. The cover plate has a bending part. The padding part is provided at a bending inner side of the bending part. An extension direction of the padding part is consistent with that of the bending part, and a sectional shape of the padding part perpendicular to the extension direction is provided as a structure gradually thickening from both side edges to a centre portion. The padding part has a first curved surface being a cylindrical surface, and the first curved surface is a surface of the padding part away from the cover plate, is concave toward the bending part, and smoothly transits to the cover plate. The display assembly is provided at a side of the first curved surface away from the cover plate.

Abstract: The disclosure provides a display module, including a display substrate and a FPC board; the display substrate includes a first base substrate, first bonding terminals, first impedance-test bonding terminals, and an antenna radiation structure; the FPC board includes a second base substrate, second bonding terminals, second impedance-test bonding terminals, and an antenna receiving structure; the first bonding terminals are bonded and connected to the second bonding terminals; the first impedance-test bonding terminals are bonded and connected to the second impedance-test bonding terminals; the antenna radiation structure has two ends respectively connected to two first impedance-test bonding terminals; the antenna receiving structure has two ends respectively connected to two second impedance-test bonding terminals; and the two first impedance-test bonding terminals connected to the antenna radiation structure are respectively bonded and connected to the two second impedance-test bonding terminals connected

Abstract: The disclosure provides a display module, including a display substrate and a FPC board; the display substrate includes a first base substrate, first bonding terminals, first impedance-test bonding terminals, and an antenna radiation structure; the FPC board includes a second base substrate, second bonding terminals, second impedance-test bonding terminals, and an antenna receiving structure; the first bonding terminals are bonded and connected to the second bonding terminals; the first impedance-test bonding terminals are bonded and connected to the second impedance-test bonding terminals; the antenna radiation structure has two ends respectively connected to two first impedance-test bonding terminals; the antenna receiving structure has two ends respectively connected to two second impedance-test bonding terminals; and the two first impedance-test bonding terminals connected to the antenna radiation structure are respectively bonded and connected to the two second impedance-test bonding terminals connected

Abstract: The present disclosure provides a flexible printed circuit board and a display apparatus. The flexible printed circuit board includes a plurality of bonding pins, where the plurality of bonding pins are configured to be bonded with a display panel, and the plurality of bonding pins include impedance test pins; and an antenna coil, including two metal connecting wires and the two impedance test pins, where the metal connecting wires are electrically connected between the impedance test pins and a near field communication module; and when the plurality of bonding pins are bonded with the display panel, the two impedance test pins are electrically connected through a conducting wire in the display panel.

Abstract: A display panel and display device are provided. The display panel includes a cover plate, padding part and display assembly. The cover plate has a bending part. The padding part is provided at a bending inner side of the bending part. An extension direction of the padding part is consistent with that of the bending part, and a sectional shape of the padding part perpendicular to the extension direction is provided as a structure gradually thickening from both side edges to a centre portion. The padding part has a first curved surface being a cylindrical surface, and the first curved surface is a surface of the padding part away from the cover plate, is concave toward the bending part, and smoothly transits to the cover plate. The display assembly is provided at a side of the first curved surface away from the cover plate.