2. There is syrup on the surface of sugar-coated haws, which is easy to deteriorate overnight. Endless candied haws can be wrapped in plastic wrap, preferably tightly wrapped. If there is air, the sugar-coated haws will go bad easily, and then put them in the refrigerator for refrigeration, so the syrup on the sugar-coated haws will not melt. In addition, the refrigerator temperature should not be too low, otherwise the sugar-coated haws will easily freeze and affect the taste.