According to the information of official website delegation, Aishangkao cafeteria provides a variety of drinks, including soybean milk, milk, coffee, beer, liquor and cocktails. The cost of these drinks is particularly low, so they will be available in the canteen because of their low cost.
Buffet means that diners stand or sit and eat by themselves from the food placed on the counter or table instead of sitting on the formally arranged table.