Dental health and beauty is a status symbol, and uneven teeth not only affect dental health but also affect the patient’s social activities and even have an impact on career choice. The main goal of most adult patients is to restore the function of their teeth through orthodontics, while improving their aesthetics. However, many adults cannot accept wearing traditional labial braces for aesthetic, professional and social reasons, and the 2-year treatment course is also a deterrent for many people! And for some want to get married recently, take wedding photos, etc. more can not wear aligners, for these reasons repeatedly postpone the orthodontic treatment of teeth, and finally lead to difficult to control the cleaning of teeth and abnormal occlusal trauma dental trauma, if you can carry out invisible orthodontic treatment is the expectation of many people, invisible orthodontic treatment is the perfect combination of computer-aided rapid prototyping technology and new materials to produce personalized aligners, can be precisely The invisible orthodontic appliances are invisible throughout the treatment process and are very good for oral hygiene, allowing the patient to achieve beauty and health without realizing it. The main advantages are: aesthetic, almost completely invisible, can be completed without others noticing orthodontics; comfortable, no brackets, archwires and other devices, orthodontic process is very comfortable and clean, oral hygiene is easy to maintain, not easy to develop gingivitis and tooth demineralization convenient, can be removed by themselves, does not affect social, eating, sports, etc., the number of follow-up visits, saving time.