Correction can be compared to an arduous project, the object of which is the tissue of the body. The reaction of the tissue to the corrective force is mostly predictable, but sometimes unexpected situations will inevitably occur. These emergencies are particularly prone to occur at the beginning and end of rectification. In order to avoid accidents or delay the opportunity, orthodontists may make intensive appointments at the head and tail stages. Under normal circumstances, the average person will ask the beautician to come back for adjustment in about three weeks. The reason is that research shows that once the teeth are subjected to external force, a series of changes will take place in the surrounding tissues within a few days, and then it is best to give some time to provide breathing and recovery opportunities, and three weeks is a virtuous circle. Invisible orthodontics is a kind of orthodontics technology. According to the individual situation of each customer, the visualization of three-dimensional orthodontic auxiliary process is realized, and a series of personalized transparent invisible appliances are made at each treatment stage through mold forming machine. Beauty seekers can achieve the goal of correction as long as they wear it on time and change it regularly. Get rid of the embarrassment and ugliness of bracket steel wire in traditional orthodontics, and let the orthodontics be easily completed unconsciously.