Portable electronic device

The utility model discloses a portable electronic device. The device comprises a body and a hard disk driver, wherein the hard disk driver is held in the body; the body comprises an upper cover plate, a lower cover plate and a front side wall; the hard disk driver is fixed on the upper cover plate and is adjacent to the front side wall; the hard disk driver comprises a first end part and a second end part, wherein the first end part is adjacent to the front side end of the hard disk driver and the second end part is opposite to the first end part; the hard disk driver is obliquely arranged on the upper cover plate, and a distance between the first end part and the upper cover plate is less than a distance between the second end part and the upper cover plate, so that one end of the lower cover plate adjacent to the front side wall is bent in a direction adjacent to the upper cover plate so as to reduce the thickness of one end of the body adjacent to the front side wall.