Display apparatus and display panel with improved alignment in spliced panel

A display apparatus according, comprising

• a plurality of display panels, wherein:
• a display panel of the plurality of display panels includes a display region and a binding region;
• the display region includes a first side and a second side which are opposite to each other;
• the binding region is on the first side;
• the plurality of display panels includes a first display panel and a second display panel;
• a second side of the first display panel is spliced with a second side of the second display panel, wherein the plurality of display panels includes redundant electrodes;
• the display panel includes light-emitting elements and a plurality of electrode units which is arranged in an array in the display region, wherein the light-emitting elements include a first-color light-emitting element and a second-color light-emitting element;
• an electrode unit of the plurality of electrode units includes a first electrode group and a second electrode group;
• the first electrode group includes a first anode, a first cathode and a second anode;
• and the second electrode group includes a third anode, a second cathode and a fourth anode;
• in the first display panel, the first electrode group and the second electrode group are sequentially arranged along a first direction;
• the first anode, the first cathode and the second anode are arranged sequentially along a second direction;
• the third anode, the second cathode and the fourth anode are arranged sequentially along the second direction;
• the first anode and the first cathode are electrically connected to the first-color light-emitting element;
• and the third anode and the second cathode are electrically connected to the second-color light-emitting element;
• and
• in the second display panel, the first electrode group and the second electrode group are arranged along a direction opposite to the first direction;
• the first anode, the first cathode and the second anode are arranged sequentially along a direction opposite to the second direction;
• the third anode, the second cathode and the fourth anode are arranged sequentially along the direction opposite to the second direction;
• the fourth anode and the second cathode are electrically connected to the first-color light-emitting element;
• and the second anode and the first cathode are electrically connected to the second-color light-emitting element, wherein:
• the first direction is perpendicular to the second direction;
• and both the first direction and the second direction are in parallel with a plane of the display panel.

A display panel, comprising:

• a display region and a binding region, wherein the display region includes a first side and a second side which are opposite to each other;
• and the binding region is on the first side;
• and
• redundant electrodes, wherein a redundant electrode is one of a pair of anodes disposed on two opposite sides of a cathode, and the redundant electrode is not connected to a light-emitting element while the remaining one of the pair of the anodes and the cathode are connected to a light-emitting element.