An LED display screen, comprising an LED display unit, a box frame arranged at two outer ends of the LED display unit and a power control box fixedly connected to the LED display unit, characterized by comprising a front body, a rear body, a bendable flexible lamp panel and an elastic stop piece for limiting the ultimate bending degree of the lamp panel; the front body covers one side of the lamp panel provided with LED lamps, and the rear body comprises a plurality of rear body units, each rear body unit is fixedly connected to one side of the lamp panel facing away from the LED lamps, and adjacent rear body units are arranged at intervals; the elastic stop piece is positioned between the lamp panel and the rear body; and the LED display screen further comprises a curved surface adjustment device for adjusting the curved shape of the LED display unit, wherein one end of the curved surface adjustment device is fixedly connected to the box frame and another end is fixedly connected to the power control box; the curved surface adjustment device comprises an angle rotating assembly and a locking assembly, and the angle rotating assembly comprises a middle plate and a shell, the shell comprises a first mounting part and a containing part, and an arc chute is formed inside the containing part, the middle plate comprises a second mounting part and an arc sliding part, the second mounting part is positioned outside the arc chute, the arc sliding part is positioned inside the arc chute, the first mounting part and the second mounting part are positioned at both sides of the arc chute; the first mounting part is fixedly connected to the box frame, and the second mounting part is fixedly connected to the power control box; and the locking assembly comprises a locking mechanism, and the locking mechanism has a locking state and an unlocking state, when the locking mechanism is in the locking state, the arc sliding part is locked in the arc chute, when the locking mechanism is in the unlocking state, the arc sliding part can slide relative to the arc chute to adjust the included angle between the first mounting part and the second mounting part. the LED display screen further comprises a curved surface adjustment device for adjusting the curved shape of the LED display unit, wherein one end of the curved surface adjustment device is fixedly connected to the box frame and another end is fixedly connected to the power control box; the curved surface adjustment device comprises an angle rotating assembly and a locking assembly, and the angle rotating assembly comprises a middle plate and a shell, the shell comprises a first mounting part and a containing part, and an arc chute is formed inside the containing part, the middle plate comprises a second mounting part and an arc sliding part, the second mounting part is positioned outside the arc chute, the arc sliding part is positioned inside the arc chute, the first mounting part and the second mounting part are positioned at both sides of the arc chute; the first mounting part is fixedly connected to the box frame, and the second mounting part is fixedly connected to the power control box; and the locking assembly comprises a locking mechanism, and the locking mechanism has a locking state and an unlocking state, when the locking mechanism is in the locking state, the arc sliding part is locked in the arc chute, when the locking mechanism is in the unlocking state, the arc sliding part can slide relative to the arc chute to adjust the included angle between the first mounting part and the second mounting part.