The self-stacking spiral freezer produced by Square Technology applies to individual quick frozen of granulated and blocked food, such as the hot-pot spices, meatballs, hamburger cakes, fried chicken nuggets, fish and other cooked food and small-package food. The self-stacking spiral freezer is fed from a low point and discharges from a high position, which can be paired with your front and rear processing lines, and it is easy to use.