1. Silicone rhinoplasty has good compatibility with human tissues, is nontoxic and harmless, has strong plasticity, and contains no carcinogens. Moreover, if there is a problem with silicone rhinoplasty, the prosthesis can be completely taken out and then repaired and replaced, which reduces people's worries. 2. The expansion material was used in heart bypass surgery earlier, so it has no side effects on the organ in charge of the lifeline of life, and its good biology can be integrated with the whole nose after operation, so its effect is very reliable. Compared with traditional rhinoplasty, the incision of rhinoplasty is smaller, and the endoscope can avoid the main blood vessels and nerves, so it will not cause any functional damage to the nose, let alone other parts.