A touch structure includes first and second touch units. A first touch unit includes first touch electrodes and first connection portions; a second touch unit includes second touch electrodes and second connection portions. A first connection portion and a second connection portion cross to constitute an adjustment connection unit located in a corner region. A reference point where a first reference line and a second reference line intersecting each other is located outside the corner region and is located father away from a center of a main touch region than the adjustment connection unit. The corner region is located around the main touch region.