1, incubator: the quality and temperature of steamed buns need to be guaranteed when selling them. The incubator is a kind of equipment for heat preservation. In some high-end incubators, you can also set the insulation time and heating temperature to better ensure the quality of steamed buns.
2, insulation bag: insulation bag is a portable insulation equipment, convenient for vendors to carry, but also easy to insulate buns. It's a good choice.
3. Gas stove: Gas stove is a kind of heating equipment, which can be used to boil water and soup, and it is also very convenient to cook steamed buns.