A refrigerator, comprising: a cabinet including: an outer case; an inner case; and an insulator disposed between the outer case and the inner case; an evaporator plate disposed in the inner case, the evaporator plate including: a tube through which a refrigerant flows; and a first coupling part (110, 112), the first coupling part configured to couple the evaporator plate to the inner case; a cold storage pack disposed between the evaporator plate and the inner case and accommodating a phase change material; a plate closely attached to the cold storage pack so that the phase change material is uniformly distributed, the plate including a second coupling part at a position corresponding to a position of the first coupling part (110, 112); a frame disposed on a front side of the evaporator plate, and having an opening through which a storage item is introduced into and withdrawn from a storage compartment of the evaporator plate; and a fixing member fixed to the inner case to support the evaporator plate by passing through the first and second coupling parts (110; 112; 311), characterized in that the cold storage pack comprises a first cold storage part, and in that the plate comprises an upper plate disposed between the inner case and the first cold storage part, in that the cold storage pack further comprises a second cold storage part disposed at one side of the evaporator plate, and in that the refrigerator further comprises a supporting member for fixing relative positions of the evaporator plate, the plate and the cold storage pack, the supporting member surrounding the evaporator plate, the second cold storage part and the upper plate. an outer case; an inner case; and an insulator disposed between the outer case and the inner case; an evaporator plate disposed in the inner case, the evaporator plate including: a tube through which a refrigerant flows; and a first coupling part (110, 112), the first coupling part configured to couple the evaporator plate to the inner case; a cold storage pack disposed between the evaporator plate and the inner case and accommodating a phase change material; a plate closely attached to the cold storage pack so that the phase change material is uniformly distributed, the plate including a second coupling part at a position corresponding to a position of the first coupling part (110, 112); a frame disposed on a front side of the evaporator plate, and having an opening through which a storage item is introduced into and withdrawn from a storage compartment of the evaporator plate; and a fixing member fixed to the inner case to support the evaporator plate by passing through the first and second coupling parts (110; 112; 311), characterized in that the cold storage pack comprises a first cold storage part, and in that the plate comprises an upper plate disposed between the inner case and the first cold storage part, in that the cold storage pack further comprises a second cold storage part disposed at one side of the evaporator plate, and in that the refrigerator further comprises a supporting member for fixing relative positions of the evaporator plate, the plate and the cold storage pack, the supporting member surrounding the evaporator plate, the second cold storage part and the upper plate. a tube through which a refrigerant flows; and a first coupling part (110, 112), the first coupling part configured to couple the evaporator plate to the inner case; a cold storage pack disposed between the evaporator plate and the inner case and accommodating a phase change material; a plate closely attached to the cold storage pack so that the phase change material is uniformly distributed, the plate including a second coupling part at a position corresponding to a position of the first coupling part (110, 112); a frame disposed on a front side of the evaporator plate, and having an opening through which a storage item is introduced into and withdrawn from a storage compartment of the evaporator plate; and a fixing member fixed to the inner case to support the evaporator plate by passing through the first and second coupling parts (110; 112; 311), characterized in that the cold storage pack comprises a first cold storage part, and in that the plate comprises an upper plate disposed between the inner case and the first cold storage part, in that the cold storage pack further comprises a second cold storage part disposed at one side of the evaporator plate, and in that the refrigerator further comprises a supporting member for fixing relative positions of the evaporator plate, the plate and the cold storage pack, the supporting member surrounding the evaporator plate, the second cold storage part and the upper plate.