Dentists should have a certificate of oral practice, including various dental diseases. Dental implants, dental implants, whitening teeth, dental implants, etc. Dentistry is divided into surgery and internal medicine, and the surgery is mainly surgical. The internal medicine is to treat tooth repair, oral beauty and children's oral cavity. Excellent dental hygienist should be proficient in the cultivation, oral cavity and porcelain repair, adult periodontal treatment, inlay repair, anterior tooth cosmetic repair, root canal defect treatment, etc.
