An electronic device comprising: a display module having a front surface for displaying an image or video and a rear surface disposed at the opposite side of the front surface; and at least one function module; characterised in that: the display module includes: a first connection area and a second connection area, the first connection area and the second connection area spaced apart from each other along an edge of the display module, a first inserting portion defined between the first connection area and the second connection area, wherein a portion of the function module is placed in the first inserting portion; and the device comprises, disposed at a rear side of the display module: a printed circuit board and a flexible printed circuit, wherein at least some components for controlling the display module are included in the printed circuit board, and the flexible printed circuit includes first areas (31a, 31b) respectively connected to the first connection area and the second connection area, at the front surface of the display module, and is bent so as a part of it to be disposed at the rear surface of the display module; the flexible printed circuit including a fourth inserting portion defined between the first areas (31a, 31b) and overlapping with at least some parts of the first inserting portion; wherein a portion of the at least one function module is inserted into the fourth inserting portion, and wherein the at least one function module is partially surrounded by the first areas (31a, 31b) forming the fourth inserting portion and a sidewall of the display module forming the first inserting portion. the display module includes: a first connection area and a second connection area, the first connection area and the second connection area spaced apart from each other along an edge of the display module, a first inserting portion defined between the first connection area and the second connection area, wherein a portion of the function module is placed in the first inserting portion; and a first connection area and a second connection area, the first connection area and the second connection area spaced apart from each other along an edge of the display module, a first inserting portion defined between the first connection area and the second connection area, wherein a portion of the function module is placed in the first inserting portion; and the device comprises, disposed at a rear side of the display module: a printed circuit board and a flexible printed circuit, wherein at least some components for controlling the display module are included in the printed circuit board, and the flexible printed circuit includes first areas (31a, 31b) respectively connected to the first connection area and the second connection area, at the front surface of the display module, and is bent so as a part of it to be disposed at the rear surface of the display module; the flexible printed circuit including a fourth inserting portion defined between the first areas (31a, 31b) and overlapping with at least some parts of the first inserting portion; wherein a portion of the at least one function module is inserted into the fourth inserting portion, and wherein the at least one function module is partially surrounded by the first areas (31a, 31b) forming the fourth inserting portion and a sidewall of the display module forming the first inserting portion.