(1) Many surgeons are engaged in this specialized work, and they have finished the work at a high level. (2) After the invention of tracheal intubation anesthesia, many safe and effective anesthesia techniques and drugs came out. (3) After the invention of the indexing peeler, many exquisite plastic and cosmetic surgical instruments appeared one after another. (4) Plastic and cosmetic surgeons who have always attached importance to surgical techniques began to attach importance to the research and application of anatomy. (5) Various anti-infective drugs appear constantly, which ensures the success of the operation. (6) Due to the hard work of preventive physicians and public health workers for many years, diseases in society have also undergone fundamental changes. For example, in the past, all kinds of acute abdomen requiring surgery have been greatly reduced; Coupled with the improvement of labor protection system and measures, industrial accidents have been greatly reduced, so many doctors who used to pay attention to basic surgery for a long time turned to plastic surgery. (7) The life expectancy of people in all countries is generally prolonged, and many middle-aged and elderly men and women require plastic surgery to maintain or restore their youthful appearance and lead a more enjoyable life. (8) With the continuous improvement of people's living standards, more and more people can enjoy plastic surgery. (9) Plastic surgeons attach importance to plastic surgery.