Hair transplant is effective. The basic principle of hair transplantation effect is the donor site advantage principle, that is, the hair in the occipital area is not controlled by androgen, and it will not fall off when transplanted to the forehead area controlled by androgen, so as long as the transplanted hair follicle survives, the transplantation effect will be relatively lasting. Hair transplant surgery can directly improve the overall appearance of hair on the head, and the curative effect is intuitive, effective and lasting. The survival rate of hair transplantation is relatively high, generally around 90%. Hair transplant surgery can directly improve the overall appearance of hair, and the curative effect is intuitive, effective and lasting.