Your condition is suitable for CO2 dot matrix laser therapy, which can make the scar smooth and the color close to the surrounding skin. It usually takes 3 to 5 treatments, with an interval of 2 months.

(Dr. Huo of Badachu Plastic Surgery Hospital solemnly reminds: Because I can't see the patient face to face, I can't fully understand the condition. The above suggestions are for reference only. Please go to the hospital for specific diagnosis and treatment under the guidance of a doctor! )