A transparent ice manufacturing system comprising: a reservoir tank , in which a liquid is stored; a mold having a cavity , in which the liquid supplied from the reservoir tank is filled to form ice; a cooling part configured to cool one area of the mold to manufacture the ice while freezing the liquid from the one area to an opposite area of the mold; and a fluid circulation part provided between the reservoir tank and the mold, and configured to circulate the liquid between the reservoir tank and the cavity while the liquid is frozen in the cavity; wherein the mold includes a first mold and a second mold that are coupled to each other to be separable while forming the cavity , wherein the fluid circulation part includes: a liquid supply pump configured to pump and supply the liquid stored in the reservoir tank to the cavity formed by the first mold and the second mold ; a first flow passage configured to guide flows of the liquid pumped by the liquid supply pump to the cavity; and a second flow passage configured to guide flows of the liquid discharged from the cavity to the reservoir tank, wherein the transparent ice manufacturing system is characterized in that the fluid circulation part further includes: an air pump configured to suction air in the cavity formed by the first mold and the second mold , or discharge air stored in the reservoir tank into the cavity. a reservoir tank , in which a liquid is stored; a mold having a cavity , in which the liquid supplied from the reservoir tank is filled to form ice; a cooling part configured to cool one area of the mold to manufacture the ice while freezing the liquid from the one area to an opposite area of the mold; and a fluid circulation part provided between the reservoir tank and the mold, and configured to circulate the liquid between the reservoir tank and the cavity while the liquid is frozen in the cavity; wherein the mold includes a first mold and a second mold that are coupled to each other to be separable while forming the cavity , wherein the fluid circulation part includes: a liquid supply pump configured to pump and supply the liquid stored in the reservoir tank to the cavity formed by the first mold and the second mold ; a first flow passage configured to guide flows of the liquid pumped by the liquid supply pump to the cavity; and a second flow passage configured to guide flows of the liquid discharged from the cavity to the reservoir tank, wherein the transparent ice manufacturing system is characterized in that the fluid circulation part further includes: an air pump configured to suction air in the cavity formed by the first mold and the second mold , or discharge air stored in the reservoir tank into the cavity. a liquid supply pump configured to pump and supply the liquid stored in the reservoir tank to the cavity formed by the first mold and the second mold ; a first flow passage configured to guide flows of the liquid pumped by the liquid supply pump to the cavity; and a second flow passage configured to guide flows of the liquid discharged from the cavity to the reservoir tank, wherein the transparent ice manufacturing system is characterized in that the fluid circulation part further includes: an air pump configured to suction air in the cavity formed by the first mold and the second mold , or discharge air stored in the reservoir tank into the cavity. <EOS>