2, standing posture: head up, chest out, head up, abdomen, hips, shoulders naturally drooping. Man: feet apart, slightly narrower than shoulders, hands crossed, placed in front of abdomen or behind body.
3. Sitting posture: Sit lightly, fill two-thirds of the chair and lean back.
4. Gesture: it is a necessary auxiliary means of conversation, and the amplitude and frequency should not be too large. When indicating directions or characters, use your palm and never use your fingers. When beckoning someone to come over, use your palm, palm down, never palm up.