A calibration bracket comprising: a base; a stand component connected to the base; a cross beam component (30, 30') mounted to the stand component, wherein the cross beam component (30, 30') is used for mounting a calibration element, and the calibration element is used for calibrating an advanced assistant driver system of a vehicle; and characterized by a rotating component mounted between the stand component and the base for driving the stand component to pivot relative to the base about a central axis of the stand component so as to adjust a rotational angle of the cross beam component (30, 30') relative to the central axis of the stand component, wherein the rotating component comprises a support seat, a rotating base, and a stand base, wherein the support seat is mounted to the base, the rotating base is rotatably connected to the support seat, the stand base is fixed to the rotating base, and the stand base is fixedly connected to the stand component for supporting the stand component; wherein the rotating base is pivotable relative to the base about the central axis of the stand component to drive the stand component to pivot relative to the base about the central axis of the stand component through the stand base, wherein the rotating component further comprises a limiting member for limiting a rotational angle of the rotating base relative to the support seat; wherein the limiting member comprises a first limiting member and a second limiting member, one of the first limiting member and the second limiting member being mounted to the support seat, and the other of the first limiting member and the second limiting member being mounted to the rotating base; the rotating base is fixed relative to the support seat when the first limiting member cooperates with the second limiting member, and wherein the first limiting member is a locking portion, and the second limiting member is a locking knob; the locking portion is received between the rotating base and the support seat and is fixedly mounted to the support seat, and the rotating base is provided with an arc-shaped through hole so that the locking knob passes through the arc-shaped through hole and then cooperates with the locking portion, making the rotating base fixed relative to the support seat. a base; a stand component connected to the base; a cross beam component (30, 30') mounted to the stand component, wherein the cross beam component (30, 30') is used for mounting a calibration element, and the calibration element is used for calibrating an advanced assistant driver system of a vehicle; and characterized by a rotating component mounted between the stand component and the base for driving the stand component to pivot relative to the base about a central axis of the stand component so as to adjust a rotational angle of the cross beam component (30, 30') relative to the central axis of the stand component, wherein the rotating component comprises a support seat, a rotating base, and a stand base, wherein the support seat is mounted to the base, the rotating base is rotatably connected to the support seat, the stand base is fixed to the rotating base, and the stand base is fixedly connected to the stand component for supporting the stand component; wherein the rotating base is pivotable relative to the base about the central axis of the stand component to drive the stand component to pivot relative to the base about the central axis of the stand component through the stand base, wherein the rotating component further comprises a limiting member for limiting a rotational angle of the rotating base relative to the support seat; wherein the limiting member comprises a first limiting member and a second limiting member, one of the first limiting member and the second limiting member being mounted to the support seat, and the other of the first limiting member and the second limiting member being mounted to the rotating base; the rotating base is fixed relative to the support seat when the first limiting member cooperates with the second limiting member, and wherein the first limiting member is a locking portion, and the second limiting member is a locking knob; the locking portion is received between the rotating base and the support seat and is fixedly mounted to the support seat, and the rotating base is provided with an arc-shaped through hole so that the locking knob passes through the arc-shaped through hole and then cooperates with the locking portion, making the rotating base fixed relative to the support seat.