... , papilla acne, improving the appearance of lipidic skin and acne pit.•3. Skin care: skin whitening and softening, facial lifting and tightening, ... -effect, at the same time, their exiguous liquid dropping and oxygen into skin corium, make skin absorb alimentation, stimulate renew ... arrange of collagen, at the same time of treatment, speed skin renew, and makes skin stretch.2. The most safe treatment ...