Caesarean scar repair is more suitable for ugly scars or hypertrophic scar tissue caused by infection and foreign bodies, because Caesarean scar repair can remove scars and re-sew. For scars with straight incision, the incision can be redesigned to beautify the scar. For the ugly scar with protruding abdomen, we should first do caesarean scar repair liposuction or abdominal plastic surgery, tighten the abdominal muscle fascia, restore tension, then remove excess skin, and then suture the incision again with minimum incision tension to improve the scar and figure to the maximum extent.