Acne pits are often secondary to acne with significant inflammation or pus breakouts, and are mainly characterized by depressed scarring where the local skin is depressed and lower than the surrounding skin. Treatments to improve depressed scarring mainly include photoelectric treatment, chemical peeling treatment, injectable filler treatment, etc. There is no such thing as the best method. There is no such thing as the best method, the specific program should be selected according to the cause of the disease and physical condition of the patient. 1. Photoelectricity treatment: patients can undergo laser treatment under the guidance of specialists. Laser can form a micro-columnar vaporized zone in the tissue, peel off the sharp edges of depressed scar, and promote collagen regeneration in the depressed area to improve acne pits. In addition, intense pulsed light, radiofrequency and other photoelectric treatments also play a role in repairing acne pits. 2. Chemical peeling treatment: patients can use fruit acid, salicylic acid and other substances locally under doctor’s advice, which can stimulate the epidermis to renew and thicken, and promote the proliferation of collagen fibers in the papillary layer of the dermis, so as to improve the acne pits. 3. Injection filling treatment: for smaller pimples, patients can inject hyaluronic acid or collagen and other substances to fill the pimples. Patients who need to get rid of acne pits should go to regular hospitals for consultation and treatment in time. Patients should also pay attention to skin cleaning and care, adjust the diet and work and rest, and if necessary, go to the dermatology department for standardized treatment of acne.