| abstract |
The present invention provides an organic light-emitting diode (OLED) display panel, including: an array substrate; an anode disposed on the array substrate; a light-emitting layer disposed on the anode, the light-emitting layer including a red light-emitting sub-layer, a green light-emitting sub-layer, and a blue light-emitting sub-layer in a pixel region; and a cathode disposed on the light-emitting layer, wherein the pixel region at least corresponding to the red light-emitting sub-layer and the green light-emitting sub-layer is not provided with a hole blocking layer. |