It is a group to which we belong. There are more than 100 groups in 27 countries in the world. Willi Geller, who continues running the top of aesthetic dentistry in the world, said at a symposium in London in 1982

"There is also individual personality in the mouth of the patient, and we should make a prosthesis accordingly," he said.

It is a proposal from the viewpoint that the hairdresser designs the customer's hair style, "We should contact the patient with the dental technician as well as the teeth design, design of the mouth!" Became the beginning of oral design.

After that, those who agree with it gathered to him and became a group of the current scale. Then the oral design has become a group that has always been running the top of the world for 35 years.