US Patent 10964731 Array substrate and manufacturing method thereof and display device

An array substrate, a manufacturing method thereof and a display device are disclosed. The array substrate includes a bending section and a pixel section that is adjacent to the bending section, the pixel section comprises a plurality of pixel unit sections and a non-pixel unit section connects with the pixel unit section; the array substrate includes a flexible substrate and an array layer; the array layer includes an array base layer having a first groove and a second groove, the first groove corresponds to the non-pixel unit section of the pixel section; the second corresponds to the bending section; and a filling layer filled in the first groove and the second groove; and an organic dielectric layer disposed on the array base layer and the filling layer, and materials used for the organic dielectric layer and the filling layer are organic photoresist materials.