Generally speaking, two boxes and three boxes of self-service lunch boxes have their own advantages, and which one to choose depends on personal needs and preferences.

The two boxes can store the staple food and the side dishes respectively, so as to avoid food confusion, make it easier to distinguish the food and keep the original flavor of the food. Three boxes of lunch boxes can separate the main course, side dishes and soup, providing more choices, which is very suitable for people who like diverse foods. Can make people better control their diet, according to their own needs, add the right amount of staple food, side dishes and soup.

Therefore, if you like a variety of food choices and want to control your intake better in your diet, then three boxes of box lunch may be more suitable for you. However, if you don't have high requirements for food differentiation, or prefer simple design, then two boxes of lunch boxes may be a better choice.