People all over the world have different eating habits.
In North America, Australia and Europe, there are two or more courses for every meal and people use knives and forks to eat.
In the southern part of China, people cat rice a lot, while in the north people often eat noodles. In the central and we stem parts, people are far away from the sea, so they don't eat much seafood. But all Chinese people use chopsticks to eat.
In parts of India, people use their fingers to pick up the food.
In Thailand, people eat with a spoon and fork and they don't use knives at all.
In Korea, people use spoons or chopsticks to eat, but it's not polite to use both of them at the same time.