a substrate, wherein the substrate is provided with a light-emitting region and a bonding region which are arranged sequentially in a first direction;

a plurality of light-emitting units, wherein the plurality of light-emitting units are disposed on a side of the substrate and are in the light-emitting region, each of the plurality of light-emitting units is rectangular, an orthographic projection of each of the plurality of light-emitting units on the substrate comprises two opposite long edges and two opposite short edges, an extension direction of a long edge of each of the plurality of light-emitting units intersects with a bonding edge, which is a side edge of the substrate where the bonding region is provided;

a back plate disposed on the other side of the substrate where the light-emitting units are not provided;

a plurality of first connectors, wherein the plurality of first connectors are arranged at intervals in a second direction, one end of each of the plurality of first connectors is bonded and connected to the bonding region, and the second direction intersects with the first direction;

at least three drive circuit boards, wherein the at least three drive circuit boards are arranged at intervals in the second direction, and each of the drive circuit boards is bonded and connected to the other ends of at least two of the plurality of first connectors; and

a plurality of second connectors, wherein the plurality of second connectors are arranged at intervals in the second direction, and every two adjacent drive circuit boards are coupled by one of the plurality of second connectors.