Correction of large gaps in teeth varies in price depending on the method of correction. If it is not serious, the front teeth fragment arch is needed to close the gap of individual teeth, and then use the crown restoration to repair the malocclusion of small teeth in the front teeth, the cost is in the range of 3,000-5,000 dollars. If a traditional fixed appliance is used to close the scattered gaps across the teeth, the cost varies depending on the special bracket material and ranges from$10,000-15,000. If the new technology is used, invisible bracketless orthodontic method, depending on the manufacturer its cost is 30,000-40,000 yuan, the price of orthodontic treatment in different areas varies with the development of the regional economy.