Minimally invasive features: insufficient tooth preparation, insufficient tooth preparation, and conventional tooth preparation Aesthetic features: The color is natural and transparent, with the aesthetic effect of natural teeth, and the simulation degree is extremely high Production process: Using E.max ingot block die-casting as the base and various simulation effects of ceramic powder stacking, sintering, and carving, the strength can reach up to 400MPa. Indications: A wide range of indications, including discolored teeth, yellow teeth, black teeth, missing teeth, tetracycline teeth, fluoride teeth, melon seed teeth, gap teeth floating, carved nano teeth removal and restoration, and so on.