Zhuhai Liuhe Stomatological Hospital has accumulated many years of dental professional skills and medical experience. The international "four-handed operating system" is adopted for medical care, and strict disinfection and isolation measures are implemented to completely avoid cross-infection and provide humanized services. At the same time, a large number of oral medical equipment with international advanced level has been introduced, including Kodak 3D oral examination CT machine in the United States, Siemens oral endoscope comprehensive treatment chair in Germany, WH planting machine in Switzerland, pulse vacuum disinfection system, etc. 100. Among them, Kodak 3D oral CT machine in the United States took the lead in owning modern international high-end oral testing equipment in Zhuhai, filling the gap of advanced oral medical equipment in Zhuhai and even the Pearl River Delta region.