The present invention has been installed in the refrigerator compartment part of the refrigerator to be stored for an extended period of time the fermentation of Kimchi storage compartment installed on the refrigerator compartment arranged to store a fermented food such as Kimchi, sheath 11, which is installed in the refrigerating compartment a predetermined position, of the material occurs, the far infrared to leave the mesothelial 12 with the above-mentioned sheath (11) with a predetermined interval provided in the inside thereof, wherein the mesothelial 12 with a predetermined interval provided in the inner bioceramics with the endothelium (13) is made, and the one mesothelial 12 and the sheath 11 mesothelial 12 filled in the space above to flow a heat insulating material 14 and, in the condensed state refrigerant to perform heat insulating function between endothelial 13 made of a pipe (3) provided between, fermentation, the body is formed an outlet for taking out the vent 4 and the food for discharging gas generated when the food is fermented (1) and; Control unit for controlling the amount of refrigerant flowing through the pipe 3 and; It is fitted to the outlet formed at the upper end of the main body (1) with lid (2) and; Is provided inside the upper end of the main body consists of the sterilizing lamp (5) for sterilizing harmful bacteria in the human body.