Top 5 in Top 10 exotic rules of some countries in the world you should know.
This is an old-fashioned culture of welding, they very seriously consider food. They always thanked before and after eating it is quite normal because some countries also like that.
But there is a "culture" when eaten by Koreans that a few countries, some people do not accept for very much.
In Vietnam if you go to eat that sounds too big when eating is also seen by people and viewed as unpolite.
But in South Korea, it's a very normal thing to play weird sounds when you eat. It is very tasty and you have a very delicious attitude to enjoy the meal...