The steps and duration of orthodontic treatment are determined by the age of the patient and the development of the bones. If you are younger and your bones are still developing, orthodontics can be done in one year and the steps are the same. For adults, orthodontic treatment takes about 2-3 years, with retainers to be worn later, or even for life if older, to prevent relapse of the teeth. The steps of orthodontics, first clean off the soft tartar and plaque on the surface of the teeth, if there is calculus, to clean the teeth first, then gluing brackets, on the archwires, every month to the orthodontic follow-up, add a force, or replace the archwires once, so that the teeth gradually return to the normal position can be.