An electronic device comprising: a first assembly including a first plate; a second assembly including a second plate facing the first plate, and configured to be slidable with respect to the first assembly in a first direction; and a flexible touchscreen display, wherein the flexible touchscreen display includes: a planar portion extending across at least part of a first face of the first plate; and a bendable portion extending from the planar portion to a space when the first assembly is in the open state or to a space between the second plate and a second face of the first plate when the first assembly is in a closed state with respect to the second assembly, wherein when the first assembly transitions from the closed state to the open state at least part of the bendable portion extending to the space is configured to be moved to be substantially coplanar with the planar portion and to be visually exposed to the outside of the electronic device, and wherein, when the first assembly is in the closed state, the bendable portion is bent about an axis extending in a second direction perpendicular to the first direction, a first portion of the bendable portion is provided in a corresponding region of the space between the second plate and the second face of the first plate, and a second portion of the bendable portion is disposed between at least the axis and the second plate, and characterized in that a first distance between the second plate and the first portion of the flexible touchscreen display is greater than a second distance between the second plate and the second portion of the flexible touchscreen display. a first assembly including a first plate; a second assembly including a second plate facing the first plate, and configured to be slidable with respect to the first assembly in a first direction; and a flexible touchscreen display, wherein the flexible touchscreen display includes: a planar portion extending across at least part of a first face of the first plate; and a bendable portion extending from the planar portion to a space when the first assembly is in the open state or to a space between the second plate and a second face of the first plate when the first assembly is in a closed state with respect to the second assembly, wherein when the first assembly transitions from the closed state to the open state at least part of the bendable portion extending to the space is configured to be moved to be substantially coplanar with the planar portion and to be visually exposed to the outside of the electronic device, and wherein, when the first assembly is in the closed state, the bendable portion is bent about an axis extending in a second direction perpendicular to the first direction, a first portion of the bendable portion is provided in a corresponding region of the space between the second plate and the second face of the first plate, and a second portion of the bendable portion is disposed between at least the axis and the second plate, and characterized in that a first distance between the second plate and the first portion of the flexible touchscreen display is greater than a second distance between the second plate and the second portion of the flexible touchscreen display. a planar portion extending across at least part of a first face of the first plate; and a bendable portion extending from the planar portion to a space when the first assembly is in the open state or to a space between the second plate and a second face of the first plate when the first assembly is in a closed state with respect to the second assembly, wherein when the first assembly transitions from the closed state to the open state at least part of the bendable portion extending to the space is configured to be moved to be substantially coplanar with the planar portion and to be visually exposed to the outside of the electronic device, and wherein, when the first assembly is in the closed state, the bendable portion is bent about an axis extending in a second direction perpendicular to the first direction, a first portion of the bendable portion is provided in a corresponding region of the space between the second plate and the second face of the first plate, and a second portion of the bendable portion is disposed between at least the axis and the second plate, and characterized in that a first distance between the second plate and the first portion of the flexible touchscreen display is greater than a second distance between the second plate and the second portion of the flexible touchscreen display.