The labeling machine has a wide range of applications, which can meet the requirements of round bottle labeling all round or half round labeling. The labeling switch between bottles is simple, and the adjustment is convenient; The label belt does not deviate, there is no dead angle for adjustment, and the label overlap is high; The labeling quality is excellent, and the elastic and compressive label covering belt is used to make the labeling smooth and wrinkle free, so as to improve the packaging quality; Intelligent control, automatic photoelectric tracking, label free automatic correction and label automatic detection functions to prevent missing labels and label waste; It is easy to adjust. The labeling speed, conveying speed and bottle separating speed can realize stepless speed regulation, which can be adjusted as required. It is applicable to pharmaceutical, food, daily chemical and other industries.