The curve of smile (smile curve): while smiling, 6 teeth from upper low and the raising angle of lower lip combine the curve. It will be perfect smile while these two curves are paralleled. So no matter what kind of treatment you have, we are going to achieve this point to offer you a better smile.
Symmetry of teeth.
How to judge the symmetry of your teeth? While people smile, the surface of occlusal plane should be paralleled to the line of your both eyes. This is the basic of perfect smile. While the midline deviates, smile will also deviate. In the area of evaluation of teeth beauty, it so calls evaluation of teeth symmetry. Most people could not fulfill 100 % symmetry, but people will try to achieve the best relative partial of this symmetry. Life habit and eating habit could help us to achieve this shape of face. For example, patients who used to chewing on the single side get worse shape of face.
Teeth alignment
The alignment of teeth determines the beauty of your face. While you have malalignment, appearance will look bad, difficult to get clean and it also will affect your chewing ability. Patients who have bad alignment will get periodontal disease. Teeth alignment is related to the development of teeth arch, and it will also affect the appearance and the shape of their face. Maxillary protrusion looks tusk, and mandibular protrusion looks prey. So the better alignment the better appearance you have.

Teeth golden ratio
If there is any number which could represent of perfect teeth, it will be the teeth golden number. Golden ration represents the perfect proportion and beauty. Golden ration is the proportion of your teeth from the front view. It will be 1.618:1:0.618.It will look perfect.

Dr. Sara Pan who is the president of Magic dental is the specialist of creating perfect smiling curve. And she has been invited all over the world for speech. Her reputation is quite good in this area. Patients are satisfied with the results.