It is a brand.

Sanxiao Meijie toothbrush is a brand of Colgate Sanxiao Company. It is a well-known trademark in China, a top 500 world brand product, and one of the most competitive brands in China. Sanxiaomeijie toothbrushes are deeply loved and trusted by consumers for their high quality, comfort, and effective cleaning characteristics, and are widely used in the field of oral care. Colgate Three Smiles Company is one of the world's leading oral care brands. It has strong R&D capabilities and technical strength, and is committed to providing consumers with high-quality, innovative oral care products and services.