Compared with the effect of hot wire drawing, the effect of hot wire drawing will be better, but it will be slightly irritating to the face, while btl radio frequency is slightly milder and the pain on the face will be less. Therefore, ordinary young people will choose btl RF. Although the effect is not as good as hot lifting, the skin foundation is good, the btl radio frequency effect will be more obvious, and the facial irritation will be less. If you are older or your skin is not very good, you can choose hot extraction, and the effect will be more obvious.