Nowadays, orthodontics has gradually become a part of teenagers’ growing process, but the problems of pain, oral hygiene, and mouth sticking that exist in traditional braces make patients and parents still have concerns about receiving orthodontics. Self-ligating brackets are a new generation of orthodontic appliances developed based on these problems of traditional brackets, which have the following main features. Compared with traditional brackets, self-ligating brackets effectively reduce the friction, so that the teeth can be effectively moved under the action of light force, which greatly reduces the pain of patients during treatment. Self-ligating brackets use an automatic snap-lock to secure the tensioned archwire, essentially eliminating the need for traditional ligature fixation, simplifying the orthodontic setup, and avoiding the problem of ligature wire ligatures in the mouth. Finally, studies have shown that patients wearing self-ligating brackets have better oral hygiene compared to traditional orthodontic appliances. According to statistics, the prevalence of malocclusion has been increasing year by year, seeking orthodontic crowd is also increasing, only the continuous introduction of advanced orthodontic technology to meet the needs of the majority of patients.