With the rapid development of technology and medicine, people's living standards have greatly improved, and the awareness of prevention and health care has been continuously improved. People are also paying more and more attention to oral self-care. Studies have shown that among the three major type

The bamboo charcoal toothbrush is named after the addition of bamboo charcoal to its bristles. The color is different from traditional toothbrushes, because the bristles are added with bamboo charcoal C active ions extracted from bamboo charcoal, so its color is natural black, which is distinctive a