How to use the tray for the hotel?

(1) Light support: the left arm is naturally bent at a 90-degree angle, the palm is up, the five fingers are separated, the fingers and palms support the bottom of the dish, and the palm is not in contact with the bottom of the dish, and it is flat on the chest; When walking, you should keep your head straight and shoulder level, look forward, and walk lightly. The wrist of the tray should be relaxed and flexible, so that the tray can swing naturally with the rhythm of walking on your chest, but the range of the tray's upper and lower hem should not be too large. ?

(2) Support: separate your fingers, support the bottom of the dish with your palm, and grasp the center of gravity; Hold it with the other hand, lift the tray to your chest, and turn your wrist upward to make the tray lean on your shoulder; When consigning, it should be smooth and relaxed, and the tray should be flat, shoulder-level, head straight and body straight, so as to ensure that the tray does not shake and the body does not shake.