Embedded touch display panel and display device

An embedded touch display panel, comprising:

• a substrate;
• a light shielding metal layer, the light shielding metal layer disposed on the substrate, and the light shielding metal layer comprising a light shielding metal and a plurality of touch wires;
• and
• a multiplexing electrode layer, the multiplexing electrode layer disposed on the light shielding metal layer, and the multiplexing electrode layer comprising a plurality of multiplexing metal pieces, and the multiplexing metal pieces electrically connected to the touch wires respectively;
• and
• wherein a first insulation layer, a transistor layer, and a second insulation layer are disposed between the light shielding metal layer and the multiplexing electrode layer, and are sequentially stacked upon one another;
• wherein a plurality of first via holes are defined in the first insulation layer, a plurality of second via holes are defined in the transistor layer, a plurality of third via holes are defined in the second insulation layer, and each of the multiplexing metal pieces is electrically connected to a corresponding one of the touch wires through one of the first via holes, one of the second via holes, and one of the third via holes;
• and
• wherein the embedded touch display panel further comprises a plurality of scan lines and a plurality of data lines, and the touch wires are disposed right under the scan lines or the data lines.