Periodontal treatment (ultrasonic tooth washing and surgical scaling), pulp disease, periodontal disease treatment (tooth restoration operation, pulp drying and root canal treatment) and tooth extraction (dead pulp residual crown teeth, impacted teeth, embedded teeth, etc.) in stomatology. ), one-step plastic and cosmetic repair of tooth color and shape defects with light-cured resin (referred to as cosmetic teeth), metal porcelain crown and metal for missing teeth. In addition, small and medium-sized oral and maxillofacial surgery, plastic suture of trauma, reduction and fixation of jaw fracture and other operations are also carried out. At present, there are two emergency rooms with advanced and perfect configuration, and the bedside is equipped with Swiss Rafael ventilator, defibrillator, multifunctional monitor and noninvasive hemodynamic monitor. Great progress has been made in the identification, rescue, diagnosis and treatment of multiple injuries, severe burns, cardiac emergencies, respiratory failure, massive hemoptysis and artificial ventilation, non-invasive ventilation, multiple organ failure, shock, acute poisoning and other critical emergencies, and a large number of critical, acute and severe patients have been successfully treated.