PDT Beauty equipment , Skin rejuvenation,Acne,pigment removal,Anti-aging What is PDT Beauty equipmentPDT(Photodynamic Therapy) This new ... easy and no requirement of clinical professional.Applicationa. Red Light EffectAnti-aging, skin rejuvenation, promote collagen. Whiten, ... freckle, chloasma, aged spots, sunburn.etc.b. Blue Light EffectAcne removal, diminish inflammation, purity skin. Repair the ...