Neck: slender and soft, smooth and slightly long; smooth curve connected with the jaw and chest, no obvious double chin. Chest: female breasts are firm, solid and healthy; male pectoral muscles are well developed, wide at the top and narrow at the bottom. Abdomen: women’s abdomen is flat and firm, and the breasts form an S-shaped curve; men’s abdomen vaguely visible abdominal muscle outline. Waist: women’s waist is soft and slender, men’s waist is full of strength, no excess fat accumulation. Buttocks: women’s buttocks are moderately sized, round and upturned; men’s buttocks are firm and firm, square, with little subcutaneous fat. Upper limbs: women’s shoulders are delicate and rounded, with long arms; men’s shoulders and arms should have a solid sense of muscle. Lower limbs: lower limbs should be long and straight, thigh lines smooth; elastic skin, knee contour clear In China, the formula for calculating the ideal weight of adults is as follows: One: adults: [height (cm) C100] × 0.9 = standard weight (kg) Two: men: [height (cm) C105] = standard weight (kg) Women: [height (cm) C100] = standard weight (kg) Northerners: ideal weight (kg) = [height(cm)C150] × 0.6+50 Southerners: ideal weight (kg) = [height(cm)C150] × 0.6+48.