Adolescent girls with long hair on their stomachs can be removed by shaving, waxing and laser hair removal. 1. Shaving: For adolescent girls with hairy tummies, you can choose instruments such as shavers and razors to remove the hair, but you need to be careful with them to prevent damage to the skin. 2. Beeswax hair removal: apply beeswax evenly to the local area, leave it for a period of time and then tear it off, but it will cause pain, and the hair is easy to regrow. 3. Laser Hair Removal: It is a common treatment for removing hair, which is based on photothermal action, releasing high energy laser to the hair follicle tissues, which can destroy the hair follicles and make them unable to produce hair, which helps to remove hair. There are many ways to remove hair on the stomach of adolescent girls, it is recommended to go to a regular hospital to consult a doctor.