1. Clear acne; Remove acne, blackhead and acne scars, inhibit speech 2. Remove wrinkles: Remove wrinkles around the mouth, eyes, eyebrows, and neck wrinkles caused by pregnancy 3. Rejuvenate skin: Remove pigments and freckles, shrink pore, thoroughly clean skin, increase skin elasticity, improve skin color 4. Care for hair, treat fat. Alopecia areata 5. scar removal; remove scar caused by laser treatment, burning and surgical operation.