The application of ultrasonic cleaning machines in tooth cleaning, denture cleaning, cleaning molds, etc., is used by everyone in life. Bacteria on the surface or crevices of dentures and their continuous reproduction will bring many diseases to people’s health, such as: bad breath, oral ulcers, stomatitis, and even heart disease! Therefore, for our health, we should clean dentures carefully, but manual cleaning of dentures is not only time-consuming and laborious, but also difficult to clean. Cleaning dentures with an ultrasonic cleaning machine not only has high cleanliness, fast cleaning speed, but also good cleaning effect. During the cleaning process, it will not cause scratches on the surface of the dentures and reduce the reproduction of bacteria, especially in deep holes, crevices and hidden places. It can be cleaned and sterilized at the same time.