... approval 3.Factory price 4.OEM accepted PDT (led) skin rejuvenation machine Principle:The rection of photo-dynamic is driven by ... dead cell, then to alleviate the symptom of aging skin,large pore,fine wrinkle,muddycomplexion.Blue lightDestroys the living condition ... area, short treatment time, the strongest Rehabilitation.4.No special care needed after treatment.5. Wide treatment range, suitable for ...