The invention belongs to the technical field of display screens and particularly relates to an LED display screen. The LED display screen comprises first boxes, a rubber buffer plate, rollers, first openings, sliding rails, second boxes, handles, second openings, a case, a first motor, a rotating shaft, a first gear, a first driving belt pulley, a first drive belt, a first driven belt pulley, afirst round rod, a second gear, a third gear, a second driving belt pulley, a second drive belt, a second driven belt pulley, a third round rod, a fourth gear, a round column, a bearing, a barrel, asecond motor and a base. The first motor can indirectly drive the two first boxes to move oppositely, so that a user can control the first motor to drive the two second boxes to move towards outer sides of the first boxes to enlarge the playing area when needing to enlarge the playing area; the second motor can rotate the round column to change the angles of the first boxes, and thus, the user canadjust the watching angle.