A refrigerator, comprising: a refrigerator compartment, a storage compartment and an air supply duct being defined in the refrigerator compartment, and the air supply duct being configured to transfer cold air into the storage compartment; and a branched air supply device, disposed in the air supply duct, and the branched air supply device comprising: a housing, having at least one air inlet and a plurality of air outlets; and an adjustment member, configured to completely block, partially block or completely expose each air outlet in a controlled manner, to adjust respective air outlet areas of the plurality of air outlets, so as to adjust the amount of air transferred into the storage compartment through the air supply duct, wherein the housing comprises a base and a circumferential wall extending from the base to a side of the base, and the plurality of air outlets (422, 423, 424) are formed on the circumferential wall, wherein the adjustment member comprises one or more blocking portions (511, 512) which are arc-shaped blocking plates disposed at an interval in a circumferential direction of the base and in parallel with and in contact with the circumferential wall, and the adjustment member is rotatably mounted on the housing about an axis of the circumferential wall, so that when rotating to different rotational positions, the adjustment member enables the one or more blocking portions (511, 512) to completely block, partially block or completely expose each air outlet, characterized in that the at least one air inlet is further formed on the circumferential wall. a refrigerator compartment, a storage compartment and an air supply duct being defined in the refrigerator compartment, and the air supply duct being configured to transfer cold air into the storage compartment; and a branched air supply device, disposed in the air supply duct, and the branched air supply device comprising: a housing, having at least one air inlet and a plurality of air outlets; and an adjustment member, configured to completely block, partially block or completely expose each air outlet in a controlled manner, to adjust respective air outlet areas of the plurality of air outlets, so as to adjust the amount of air transferred into the storage compartment through the air supply duct, wherein the housing comprises a base and a circumferential wall extending from the base to a side of the base, and the plurality of air outlets (422, 423, 424) are formed on the circumferential wall, wherein the adjustment member comprises one or more blocking portions (511, 512) which are arc-shaped blocking plates disposed at an interval in a circumferential direction of the base and in parallel with and in contact with the circumferential wall, and the adjustment member is rotatably mounted on the housing about an axis of the circumferential wall, so that when rotating to different rotational positions, the adjustment member enables the one or more blocking portions (511, 512) to completely block, partially block or completely expose each air outlet, characterized in that the at least one air inlet is further formed on the circumferential wall. a housing, having at least one air inlet and a plurality of air outlets; and an adjustment member, configured to completely block, partially block or completely expose each air outlet in a controlled manner, to adjust respective air outlet areas of the plurality of air outlets, so as to adjust the amount of air transferred into the storage compartment through the air supply duct, wherein the housing comprises a base and a circumferential wall extending from the base to a side of the base, and the plurality of air outlets (422, 423, 424) are formed on the circumferential wall, wherein the adjustment member comprises one or more blocking portions (511, 512) which are arc-shaped blocking plates disposed at an interval in a circumferential direction of the base and in parallel with and in contact with the circumferential wall, and the adjustment member is rotatably mounted on the housing about an axis of the circumferential wall, so that when rotating to different rotational positions, the adjustment member enables the one or more blocking portions (511, 512) to completely block, partially block or completely expose each air outlet, characterized in that the at least one air inlet is further formed on the circumferential wall.