A display apparatus (1000, 2000, 3000) comprising a substrate (101, 201, 301) having a central area and a peripheral area around the central area, the central area having a display area, the display apparatus further comprising: a display area inorganic layer (110, 210, 310) over the display area and extending to a portion of the peripheral area; a display device adapted to produce visible rays in the display area; a thin film transistor electrically connected to the display device in the display area, the thin film transistor comprising an active layer, a gate electrode, a source electrode and a drain electrode; and an encapsulation inorganic layer (120, 220, 320) over the display area inorganic layer, covering the display area, and having an edge that is coplanar with or extending over an edge of the display area inorganic layer, wherein the encapsulation inorganic layer covers the display device, and wherein the display area inorganic layer contacts at least one of the active layer, the source electrode, the drain electrode and the gate electrode, and is formed below the display device, and wherein the encapsulation inorganic layer comprises an edge, and a region that contacts a top surface of the display area inorganic layer at the peripheral area, and wherein: the edge of the encapsulation inorganic layer is parallel with an edge of the display area inorganic layer, and the encapsulation inorganic layer is smaller than the substrate and the edge of the encapsulation inorganic layer is spaced from an edge of the substrate, or the edge of the encapsulation inorganic layer extends over the edge of the display area inorganic layer to be in contact with the top surface of the substrate. a display area inorganic layer (110, 210, 310) over the display area and extending to a portion of the peripheral area; a display device adapted to produce visible rays in the display area; a thin film transistor electrically connected to the display device in the display area, the thin film transistor comprising an active layer, a gate electrode, a source electrode and a drain electrode; and an encapsulation inorganic layer (120, 220, 320) over the display area inorganic layer, covering the display area, and having an edge that is coplanar with or extending over an edge of the display area inorganic layer, wherein the encapsulation inorganic layer covers the display device, and wherein the display area inorganic layer contacts at least one of the active layer, the source electrode, the drain electrode and the gate electrode, and is formed below the display device, and wherein the encapsulation inorganic layer comprises an edge, and a region that contacts a top surface of the display area inorganic layer at the peripheral area, and wherein: the edge of the encapsulation inorganic layer is parallel with an edge of the display area inorganic layer, and the encapsulation inorganic layer is smaller than the substrate and the edge of the encapsulation inorganic layer is spaced from an edge of the substrate, or the edge of the encapsulation inorganic layer extends over the edge of the display area inorganic layer to be in contact with the top surface of the substrate. the edge of the encapsulation inorganic layer is parallel with an edge of the display area inorganic layer, and the encapsulation inorganic layer is smaller than the substrate and the edge of the encapsulation inorganic layer is spaced from an edge of the substrate, or the edge of the encapsulation inorganic layer extends over the edge of the display area inorganic layer to be in contact with the top surface of the substrate.