Each orthodontic program is unique, is the doctor’s comprehensive analysis of the patient’s dental problems, the establishment of orthodontic goals, in order to this goal but also to choose a proper timing of orthodontic treatment, and finally combined with the requirements of everyone’s complaints, writing a detailed orthodontic instructions, focusing on 3 points: 1, whether to extract teeth orthodontics depends on our familiar crowding, tooth protrusion, arch protrusion, facial protrusion, as well as our less familiar Spee curve, jaw plane angle size, etc, The orthodontic treatment depends on the familiar degree of crowding, tooth protrusion, arch protrusion, facial protrusion, as well as the less familiar Spee curve, jaw plane angle size, etc. After detailed examination, only those that meet the indications will be extracted. The principle of extraction is to ensure the effect while trying to extract as few teeth as possible, symmetrical extraction, and removal of unhealthy teeth. 2.Orthodontic treatment methods The doctor will choose different orthodontic treatment plans for patients of different ages. Before tooth replacement, focus on solving the mis malformation affecting jaw development and function, orthodontic appliances to choose movable aligners, functional orthodontic appliances and local fixed orthodontic appliances. After tooth replacement, fixed orthodontic treatment is the main focus, you can also choose dual-phase orthodontic treatment, masking treatment, serious bone-type malformations may need to grow and develop after the completion of combined orthodontic – orthognathic treatment. 3, support design Weak support: cases that do not require significant internal retraction of the anterior teeth, usually extracting tooth #5 and moving the anterior and posterior teeth together. Strong support resistance: to assist extra-oral arch, implant nail, etc. to greatly internalize. Different orthodontists may give different orthodontic solutions for the same case, depending on the surgeon’s skill, experience and treatment preference. Some cases where outside hospitals recommend surgical treatment, or cases where invisible orthodontic treatment is considered ineffective, may be routine for experienced doctors, so choosing the right doctor for orthodontics is the beginning of success.