Cooling tank, the role of rapid cooling products. Through the chain transmission to the cooling tank shall be Rice-meat dumplings quickly cooling in the cooling tank, the cooling water tank is open, into cold water and hot water overflow water cooling tank has reached 20 through 25 degrees in the beginning. Rice-meat dumplings can be directly into a frozen ice frozen plant in the cooling tank after cooling. (in order to save water resources, can also add ice to the sink)