1. hand position: when holding chopsticks, you should hold the upper half of the chopsticks, and focus on it, which will save effort.

2. forefinger: the forefinger should be placed on the outside of the chopstick above. Hold the first chopstick above, mainly when the chopsticks are combined, press this chopstick down with the forefinger to close the chopsticks and pick up food.

3. Middle finger: The middle finger should be placed in the middle between the two chopsticks, which is used to spread the two chopsticks. It is mainly used to move the chopsticks on the top together with the index finger and thumb to spread and close together.

4. Thumb: The thumb is opposite to the middle finger, so it should be placed in the middle of the two chopsticks, and the upper chopstick should be fixed together with the index finger and the middle finger. When opening the chopsticks, the thumb pushes the first chopstick up, and when closing, the thumb presses the first chopstick down, and the chopsticks can be operated by twisting the thumb on the first chopstick.

5. ring finger: the ring finger should be placed under the second chopstick below, which is mainly used to push up the second chopstick below, so as to play the role of closing.

6. Little finger: The function of little finger is not very great. It is just placed under the ring finger to help the ring finger push up the second chopstick below.

7. Wrist: When holding chopsticks with several fingers, the wrist should turn flexibly. Finding food depends mainly on the rotation of the wrist, not on the arm. This has a small range of motion and makes people feel comfortable.

8. Chopsticks are aligned: the hand posture is correct. When using chopsticks, the heads of two chopsticks should be aligned, so that food can be held accurately and quickly.