GSD offers 3 types RF technology, Mono-polar, Bi-polar and Fractional radio frequency. RF energy penetrates deeply into the dermis and increase the temperature between 45 to 60 centigrade to accelerate dermis and subcutaneious tissues blood circulations effectively, to cause immediate contract of collagen tissues and long-term collagen regeneration, and help to reach excellent results of wrinkle reduction, skin rejuvenation and tightening etc.; And Fractional RF penetrates energy into the underlying skin through microscopic thermal zones under the effect of parallel matrix dots and in the meanwhile of gasifying the epidermis, to reach function of pores reduction, skin rejuvenation, wrinkle reduction as well as acne scars repairing etc.