Cosmetic dentistry is called aesthetic restorative dentistry in dentistry. Aesthetic dental restoration advocates the organic combination of natural beauty and personality beauty, requiring the restoration to effectively restore the patient’s chewing and speech function at the same time, more reflective of the rustic, real, natural and vivid personality beauty. Relative dental beauty is an important part of the beauty of appearance, with healthy and beautiful teeth to support its lip and cheek, the face will be full, the mouth angle profile and facial length will be more coordinated. Aesthetic restoration of oral cavity is to achieve the perfect unity of science, art and nature, aesthetic restoration including resin aesthetic restoration, all-porcelain crown aesthetic restoration, porcelain veneer aesthetic restoration, inlay aesthetic restoration and dental implant aesthetic restoration. At present, the clinical aspect is more commonly used for aesthetic restorations such as porcelain veneers and all-porcelain crowns.