What does "noon breakfast, double breakfast" mean in the hotel?

It’s very simple, the room rate includes free Chinese breakfast for two people;

Guests staying in general star hotels can enjoy free breakfast on the second day;

There are generally two types of hotel buffet breakfasts, Chinese breakfast, referred to as CBF, which includes traditional breakfast dishes such as steamed buns, noodles, and soy milk;

The other is Western-style breakfast, referred to as ABF, which includes fried eggs, bacon, cakes, and salads. etc.;

If it is midnight, there are various set meals;