generally, the vats of ice cream used in cafeterias are not particularly expensive, and they are mainly self-help and free, so the consumption is generally relatively large. If it is a high-end cafeteria, it's okay.
The barrels usually supplied to cafeterias by p>138 Ice Cream Network are usually Apollo or Saint Manxue, and the price is below 111, and if the quantity is large at one time, it can also be discounted.