During the new coronavirus epidemic, how to wash hands becomes the most basic operation to prevent disease, standardized hand washing are one of the most effective and simple ways to interrupt the spread of disease. The specific operations are as follows: 1, palms facing each other, fingers together, rubbing each other. 2, palms against each other along the back of the hands, rubbing each other along the fingers, exchange. 3, palms facing each other, hands cross fingers rubbing each other. 4, bending fingers so that the knuckles in the other hand palm rotating rubbing, exchange. 5, right hand holding the left thumb rotating rubbing, exchange. 6, five finger tips together in the other hand palm rotating rubbing, exchange. The other hand will be rotated and rubbed together.