Gaps between teeth can be improved by orthodontic treatment, veneer treatment, porcelain treatment and fillings. 1. Orthodontic treatment: Orthodontic treatment will solve the problem of misaligned bite. If there is a gap between teeth, there is usually a disordered bite, which is time consuming and takes about 2 years. 2. Veneer treatment: do 2 to 4 teeth, can close the gap between the teeth from the appearance, enhance the aesthetics, the treatment cycle is relatively short, usually in 1 to 2 weeks can be completed. This method is not applicable to the case of large gaps in the teeth, too large gaps in the teeth out of the effect is not ideal, beautiful. 3. Porcelain treatment: This method grinds a larger amount of the original teeth, and the damage to dental health is more serious. 4. Dental filling treatment: If the gap between teeth is caused by caries, it is necessary to fill the gap in time to prevent further development of caries. Gaps between the teeth may be associated with poor tooth picking habits such as toothpicks, chronic periodontitis, heredity and other reasons, the specific need to go to the hospital, under the advice of the doctor for related processing and treatment.