Fast food restaurants can fry 20 Jin of vegetables with an 80 cm wok. According to relevant information, 80 pots can fry about 30 cauldron dishes, and 30 dishes weigh about 20 kg. It is rare to see such a big pot at home now. Except in the canteen or the construction site, it is this cauldron that cooks for nearly 30 people. The pot used is an 80cm pot. There are 30 people waiting in line to cook every day as soon as meals are started, so it's 30 servings.