The embodiment of the invention provides a display panel and a display device, relates to the technical field of display, and aims to reduce the width of a frame in a transparent area of the display panel. The display panel comprises a light-permeable area, a display area surrounding the light-permeable area, a non-display area surrounding the display area, binding pins, signal lines, connecting lines and glass cement, wherein the signal lines are only located in the display area, no signal lines are arranged in the light-permeable area, the signal lines comprise the first signal lines and thesecond signal lines, the first signal lines and the binding pins are located on the two sides of the light-permeable area respectively, the connecting lines are located in the non-display area, the first signal lines are electrically connected with the connecting lines, the glass cement is located in the non-display area, and at least part of connecting lines are overlapped with the glass cement.The display panel is used for implementation of image display.