A refrigerator, comprising: at least one foot adjusting system disposed at a bottom of the refrigerator, the bottom of the refrigerator being provided with two threaded holes, wherein the foot adjusting system, comprises: a driving rotating wheel, a part of which forms a driving rotating shaft; a drive belt, sleeved on an outer periphery of the driving rotating shaft; and a foot, provided with a screw rod and a driven rotary disc, the screw rod being in a screwed connection with the threaded hole, an outer periphery of the driven rotary disc being sleeved with the drive belt so as to be in a transmission connection with the driving rotating shaft, and the driven rotary disc being fixedly connected to the screw rod or integrated with the screw rod to form a one-piece part so as to drive the screw rod to rotate, wherein the screw rod and the driven rotary disc form an adjustment portion of the foot; there are two adjustment portions that are a first adjustment portion and a second adjustment portion, respectively; a plurality of second gear teeth are formed on an outer peripheral edge of the driven rotary disc of the first adjustment portion; a plurality of third gear teeth are formed on the outer peripheral edge of the driven rotary disc of the second adjustment portion; and the second gear teeth are in transmission meshing with the drive belt, wherein the screw direction of the screw rod of the first adjustment portion is opposite to that of the screw rod of the second adjustment portion, characterized in that the third gear teeth are in transmission meshing with the second gear teeth; and the disc diameter of the driven rotary disc of the first adjustment portion is greater than that of the driven rotary disc of the second adjustment portion. a driving rotating wheel, a part of which forms a driving rotating shaft; a drive belt, sleeved on an outer periphery of the driving rotating shaft; and a foot, provided with a screw rod and a driven rotary disc, the screw rod being in a screwed connection with the threaded hole, an outer periphery of the driven rotary disc being sleeved with the drive belt so as to be in a transmission connection with the driving rotating shaft, and the driven rotary disc being fixedly connected to the screw rod or integrated with the screw rod to form a one-piece part so as to drive the screw rod to rotate, wherein the screw rod and the driven rotary disc form an adjustment portion of the foot; there are two adjustment portions that are a first adjustment portion and a second adjustment portion, respectively; a plurality of second gear teeth are formed on an outer peripheral edge of the driven rotary disc of the first adjustment portion; a plurality of third gear teeth are formed on the outer peripheral edge of the driven rotary disc of the second adjustment portion; and the second gear teeth are in transmission meshing with the drive belt, wherein the screw direction of the screw rod of the first adjustment portion is opposite to that of the screw rod of the second adjustment portion, characterized in that the third gear teeth are in transmission meshing with the second gear teeth; and the disc diameter of the driven rotary disc of the first adjustment portion is greater than that of the driven rotary disc of the second adjustment portion.