The invention provides a display device, a manufacturing method of such display device and a method for performing information acquisition through such display device, wherein the display device comprises a display panel and an information receiving device; the display panel comprises a plurality of subpixels, some of the subpixels are information acquisition subpixels provided with a light conversion material, the light conversion material can absorb light emitted by the information acquisition subpixel and emit infrared light to an outside object; the information receiving device is arrangedon at least one side of a display area of the display panel, the information receiving device is used for receiving an infrared light signal reflected by the outside object and acquiring depth information of the outside object according to the infrared light signal. An inventor discovers that the display device is simple in structure, easy to realize and low-cost, can simultaneously realize a display function and an information acquisition or pace orientation function, and obtains high-precision depth information of the outside object; and the display device has high yield and excellent product performance.