The main way to remove plaque is to brush your teeth, followed by choosing the right tooth cleaning agent, flossing and cleaning your teeth. 1. Brushing: choose the right toothbrush, the hardness of the bristles should be moderate, when brushing, you should clean every tooth, brush your teeth as soon as possible after meals, at least once in the morning and once in the evening, of which brushing at night is the most important. 2. Use tooth cleanser: long-term use of antibiotic toothpaste is not advocated, it is likely to cause an imbalance of oral flora, it is recommended to use professional children’s toothpaste as a daily use. 3. Flossing: Flossing can effectively remove plaque and embedded food from neighboring surfaces, and it is best to use floss after brushing or before going to bed. 4. Cleaning: Regularly clean your teeth in a qualified dental care facility, and remove any tartar that has formed. When plaque appears, you can go to the hospital and choose the appropriate treatment to maximize your quality of life under the guidance of a professional doctor.