7D HIFU uses the micro high-energy focused ultrasound system, which has a smaller focus point than other 3D 4D HIFU equipment, and more accurately transmits the high-energy focused ultrasound energy at 65~75℃ to the target skin tissue layer, resulting in a thermal coagulation effect without harming the surroundings. organization. While stimulating the proliferation of collagen and elastic fibers, it greatly enhances comfort, giving you a perfect V face, and making the skin plump, firm, and elastic.