Never stick your chopsticks upright in the rice bowl,lay them on your dish instead.
Make sure the spout of the teapot is not facing anyone.It is impolite to set the teapot down where the spout is facing towards somebody.
Don't tap on your bowl with your chopsticks,since that will be deemed insult to the host or the chef.
Never try to turn a fish over and debone it yourself,since the separation of the fish skeleton from the lower half of the flesh will usually be performed by the host or a waiter.
When your mouth is full of food,do not sneeze towards others.
You could not point at others with chopsticks when you talk to others.
It is impolite to stick your chopsticks into the food.
And you are allowed to pick up your bowls to eat.