Manufacturing method of display panel, display panel and display device

A display panel, comprising:

• a base substrate and a planarization layer, wherein the planarization layer is disposed on a side of the base substrate;
• and
• a first film layer and an anode layer, wherein the first film layer is disposed on a side of the planarization layer facing away from the base substrate, and the anode layer is disposed on a side of the first film layer facing away from the base substrate;
• and an anode via is provided in the first film layer and the planarization layer, and the anode layer is filled in the anode via;
• the anode layer is provided with a first opening, and the first opening penetrates through the anode layer;
• and the first film layer is provided with a second opening, and the second opening at least partially penetrates through the first film layer;
• and
• a material of the first film layer is a non-metallic material;
• and an orthographic projection of the second opening on the base substrate at least partially overlaps an orthographic projection of the first opening on the base substrate.

A display device, comprising:

• a display panel,
• wherein the display panel comprises:
• a base substrate and a planarization layer, wherein the planarization layer is disposed on a side of the base substrate;
• and
• a first film layer and an anode layer, wherein the first film layer is disposed on a side of the planarization layer facing away from the base substrate, and the anode layer is disposed on a side of the first film layer facing away from the base substrate;
• and an anode via is provided in the first film layer and the planarization layer, and the anode layer is filled in the anode via;
• the anode layer is provided with a first opening, and the first opening penetrates through the anode layer;
• and the first film layer is provided with a second opening, and the second opening at least partially penetrates through the first film layer;
• and
• a material of the first film layer is a non-metallic material;
• and an orthographic projection of the second opening on the base substrate at least partially overlaps an orthographic projection of the first opening on the base substrate.