There are vibrating cameras and infrared induction magnetic induction heads at the top of fat carving instruments and equipment, which do not need manual service and artificially destroy human fat layer. The camera will move forward according to the vibration frequency, and after the operation, it will automatically tighten the skin according to the energy sensing switch at the top of the instrument and equipment, which adds up to more than the actual effect of skin tightening in the whole process of fat melting and shaping.