The cost of orthodontic treatment varies depending on the situation, age and region, as follows: 1, patients before the growth period, that is, before the age of 12 years old need to do movable aligners, the cost of which is relatively low, needing about 4,000-6,000 yuan; 2, after the age of 12 years old need fixed orthodontic treatment, fixed aligners are divided into imported and domestic, the cost is about 10,000-30,000 yuan; 3, more than 18 years old after the need for orthognathic surgery, the cost is relatively high, the cost is about 70,000-100,000 yuan.