Shanglaite's advanced beauty devices for skin tightening and lifting integrate cutting - edge technologies to deliver remarkable results. Radiofrequency (RF) technology is a key component of these devices. RF energy penetrates the skin's surface and heats the dermis layer, where collagen and elastin fibers are located. The heat stimulates fibroblasts, the cells responsible for producing collagen and elastin, to increase the production of these proteins. As collagen and elastin levels rise, the skin becomes firmer, smoother, and more elastic, reducing the appearance of sagging and wrinkles. Microcurrent technology is also often incorporated. Microcurrents are low - voltage electrical currents that mimic the body's natural bioelectricity. When applied to the face, they stimulate facial muscles, causing them to contract and relax. This muscle exercise helps tone the muscles, improving facial contours and giving the skin a lifted appearance. In addition, some advanced devices may use ultrasonic technology. Ultrasonic waves create tiny vibrations that can break down fat cells and stimulate the production of new collagen. This combination of technologies not only tightens the skin but also helps reshape the face, providing a comprehensive solution for skin tightening and lifting.