A calibration bracket, comprising: a base; a support rod comprising a main rod and an angle adjustment structure, the main rod being connected to the angle adjustment structure, and the angle adjustment structure being movably connected to the base and being configured to adjust an angle of the main rod relative to a ground plane on which the base is located; and a hanger mounted to the support rod, the hanger being configured to hang a calibration element, the calibration element being configured to calibrate a device in a driver assistant system of a vehicle, the calibration element comprising a spirit level and a pattern plate; the calibration bracket being characterised in that: the base comprises a limiting portion configured to limit a range of movement of the angle adjustment structure; the base comprises a positioning portion configured to fix the angle adjustment structure to a specific position within the range of movement or fix the angle adjustment structure to any position within the range of movement; the positioning portion comprises a hinge shaft and a locking member, and the hinge shaft is inserted into the locking member for fixing the base and the support rod; the limiting portion comprises a top face and an abutting face; and the main rod abuts against the top face when the support rod rotates about the hinge shaft toward the pattern plate to a first position, and the angle adjustment structure abuts against the abutting face when the support rod rotates about the hinge shaft in a direction away from the pattern plate to a second position, the range of movement of the angle adjustment structure being between the first position and the second position. a base; a support rod comprising a main rod and an angle adjustment structure, the main rod being connected to the angle adjustment structure, and the angle adjustment structure being movably connected to the base and being configured to adjust an angle of the main rod relative to a ground plane on which the base is located; and a hanger mounted to the support rod, the hanger being configured to hang a calibration element, the calibration element being configured to calibrate a device in a driver assistant system of a vehicle, the calibration element comprising a spirit level and a pattern plate; the calibration bracket being characterised in that: the base comprises a limiting portion configured to limit a range of movement of the angle adjustment structure; the base comprises a positioning portion configured to fix the angle adjustment structure to a specific position within the range of movement or fix the angle adjustment structure to any position within the range of movement; the positioning portion comprises a hinge shaft and a locking member, and the hinge shaft is inserted into the locking member for fixing the base and the support rod; the limiting portion comprises a top face and an abutting face; and the main rod abuts against the top face when the support rod rotates about the hinge shaft toward the pattern plate to a first position, and the angle adjustment structure abuts against the abutting face when the support rod rotates about the hinge shaft in a direction away from the pattern plate to a second position, the range of movement of the angle adjustment structure being between the first position and the second position. the base comprises a limiting portion configured to limit a range of movement of the angle adjustment structure; the base comprises a positioning portion configured to fix the angle adjustment structure to a specific position within the range of movement or fix the angle adjustment structure to any position within the range of movement; the positioning portion comprises a hinge shaft and a locking member, and the hinge shaft is inserted into the locking member for fixing the base and the support rod; the limiting portion comprises a top face and an abutting face; and the main rod abuts against the top face when the support rod rotates about the hinge shaft toward the pattern plate to a first position, and the angle adjustment structure abuts against the abutting face when the support rod rotates about the hinge shaft in a direction away from the pattern plate to a second position, the range of movement of the angle adjustment structure being between the first position and the second position.