The present disclosure provides a display panel and a manufacturing method of the display panel. The display panel includes: a display liquid crystal panel including a plurality of sub-pixels arranged in an array; a dimming liquid crystal panel located on a light incident side of the display liquid crystal panel and including a plurality of dimming pixels arranged in an array; and a sealant in a frame shape located between the dimming liquid crystal panel and the display liquid crystal panel, a surface of the sealant close to the dimming liquid crystal panel being adhered to the dimming liquid crystal panel, and a surface of the sealant close to the display liquid crystal panel being adhered to the display liquid crystal panel.