First of all, it must be physical quality and structure. Young women have thick subcutaneous fat, which leads to inconspicuous structure and roundness as a whole. Therefore, the performance of large pieces is strengthened, and the body mass from the whole head to various organs is mainly the whole. The skeletal muscle structure of young men is more prominent and can be strengthened.

Secondly, although the skeletal muscle and other structures of young women cannot be enhanced, the five senses such as hair, eyes, lips and ears can be enhanced.