This disclosure provides a display panel and a display apparatus using the display panel. The display panel includes: a substrate; a first electrode formed on the substrate; a first insulation layer formed on the first electrode; a gate electrode formed on the first insulation layer and having an inclined lateral plane; a second insulation layer formed on the gate electrode and covering the inclined lateral plane; an active layer formed on the second insulation layer corresponding to the inclined lateral plane and electrically connected to the first electrode; and a second electrode electrically connected to the active layer; wherein the inclined lateral plane has an angle of between 30 and 90 degrees relative to the surface of the substrate.