Display panel, display device, and tiled display apparatus

A display panel, comprising:

• a backplane, the backplane including a first surface, a second surface opposite to the first surface, and a plurality of side surfaces connecting the first surface with the second surface, wherein at least one of the plurality of side surfaces is a selected side surface;
• a plurality of light-emitting devices, the plurality of light-emitting devices being disposed on the first surface;
• a plurality of first electrodes, the plurality of first electrodes being disposed on the first surface and proximate to the selected side surface;
• and
• a plurality of connection traces, each connection trace including a first trace segment, a second trace segment and a third trace segment that are connected in sequence, wherein the first trace segment being disposed on the first surface, and the first trace segment is electrically connected to a first electrode of the plurality of first electrodes;
• the second trace segment is disposed on the selected side surface;
• and the third trace segment is disposed on the second surface, and the third trace segment is configured to be electrically connected to a flexible printed circuit.