Circuit board and light-emitting panel with circuit board

A light-emitting panel, comprising:

• a circuit board comprising:
• a plurality of pixel areas, wherein each of the pixel areas comprises:
• a plurality of electrode pad groups arranged in a first direction, wherein each of the electrode pad groups comprises a first electrode pad, a second electrode pad, and a third electrode pad, wherein the first electrode pad, the second electrode pad, and the third electrode pad are arranged in a second direction, the second direction is different from the first direction, the first electrode pad is disposed between the second electrode pad and the third electrode pad, the first electrode pad is configured to provide a first voltage potential, the second electrode pad and the third electrode pad are configured to provide a second voltage potential, and the first voltage potential is different from the second voltage potential;
• a plurality of light-emitting units arranged in the first direction, disposed in the pixel areas, and corresponding to the electrode pad groups, wherein each of the light-emitting units comprises a first electrode and a second electrode, the first electrode is electrically connected to the first electrode pad of a corresponding one of the electrode pad groups, and the second electrode is electrically connected to the second electrode of the corresponding one of the electrode pad groups;
• and
• an insulating layer completely covering the third electrode pad of at least one of the electrode pad groups of the pixel areas.