... , papilla acne, improving the appearance of lipidic skin and acne pit.3. Skin care: skin whitening and softening, facial lifting and tightening, ... long;Only act on skin surface layer,can not reach deeper of skin.Whenas oxygen&water device shield those abuse ago,the ... time ,their exiguous liquid dropping and oxygen into skin corium,make skin absorb alimentation,stimulate renew arrange of collagen,at the ...