The present application discloses a three-dimensional display panel assembly, including a display panel having a light emitting side and an array of subpixels arranged in a matrix along a first direction and a second direction; and a grating layer on the light emitting side of the display panel having a plurality of grating units, each of the plurality of grating units configured to direct light emitted from at least three adjacent subpixels into a first view zone and a second view zone on a side of the grating layer distal to the display panel.