Wiring substrate and display device

The utility model provides a wiring substrate and a display device, relates to the technical field of display, and is used for reducing the preparation cost of the display device. The wiring substrate includes a substrate including a first region and a second region. The first area comprises two first trunk areas, a first connecting area and a first opening, and the two first trunk areas extend in the first direction and are provided with a first interval in the second direction. And the first connecting region is connected with the end parts of the same sides of the two first trunk regions. The second area comprises two second trunk areas, a second connecting area and a second opening, the two second trunk areas extend in the first direction, and a second interval is formed in the second direction. And the second connecting region is connected with the end parts of the same sides of the two second trunk regions. And the orientation of the second opening is opposite to that of the first opening. A first trunk region of the first region is located within the second opening, and a second trunk region of the second region is located within the first opening. The wiring substrate is used for preparing a structural member.