Micro light-emitting diode chip

A micro light-emitting diode chip display, comprising:

• a circuit board;
• and
• a plurality of micro light-emitting diode chips, bonded to the circuit board, each of the plurality of micro light-emitting diode chips comprising;
• an epitaxial structure, comprising a first type doped semiconductor layer, a light emitting layer, and a second type doped semiconductor layer, wherein the light emitting layer is located between the first type doped semiconductor layer and the second type doped semiconductor layer, the epitaxial structure further comprises a first surface, a side surface and a second surface opposite to the first surface, and the side surface of the epitaxial structure connects to an outermost edge of the first surface and an outermost edge of the second surface;
• a first electrode, disposed on the first surface and electrically connected to the first type doped semiconductor layer and contacting the first type doped semiconductor layer on a portion of the first surface;
• and
• a second electrode, disposed on and surrounding the side surface and electrically connected to the second type doped semiconductor layer and directly contacting the second type doped semiconductor layer on a portion of the side surface, wherein the normal vector of the first surface is different from the normal vector of the side surface and a length of a diagonal of the micro light-emitting diode chip is greater than 1 micrometer and is less than or equal to 140 micrometers and a thickness of the micro light-emitting diode chip is great than 1 micrometer and is less than 10 micrometers, and wherein the first surface faces to the circuit board.