I. Autologous hair transplantation Hair transplantation refers to the surgical redistribution of some hairs from the dominant donor area (occipital region) of the autologous scalp to the area of hair loss. Hair transplantation does not increase the total amount of hair, but redistributes the hair to achieve cosmetic purposes. Who are suitable for autologous hair transplantation 1. Patients with seborrheic alopecia (i.e. androgenic alopecia). 2, scarring alopecia patients, including surgery, trauma, burns caused by hair loss. 3, infectious alopecia: such as boils, carbuncles and other infections caused by hair loss. 4, post-surgical hair loss due to various causes of eyebrows, eyelashes, beard, pubic hair, chest hair missing or sparse. 5.Lack of or thinning of eyebrows, eyelashes, beard, pubic hair, chest hair due to various reasons. 6. Hairline reshaping, beauty tip reconstruction and eyebrow and eyelash encryption for cosmetic purposes. Autologous hair transplantation methods At present, the mainstream methods are FUT and FUE.