1, external application of traditional Chinese medicine: it takes a long time, the effect is not obvious, and it is easy to produce scars.

2, cryotherapy: not only ineffective, but also leave scars.

3, skin grafting method: easy to leave facial scars.

4, gold ring friction method: this method is really a bit nonsense.

5. The method of removing birthmarks by laser freckle king: It has a four-wavelength functional system with adjustable pulse width, which can gently heat blood vessels with different diameters to make them contract and solidify. Can really tailor the treatment plan for vascular birthmark and vascular dermatosis, not only will there be no purple scar after treatment, but more importantly, the curative effect will be improved. It is also particularly effective for various birthmarks such as Ota nevus. Scarless, painless and thorough. At present, Hangzhou Ruili Plastic Surgery Hospital has introduced Radium Daguang Quban Wang into Hangzhou Plastic Surgery Hospital, and the treatment effect is good.