Disinfection method: According to the bacterial culture of used toothbrushes by two dentists in the United States, after 4 weeks of continuous use, the new toothbrush contains various bacteria such as Candida albicans and hemolytic streptococcus, which can pass through blood vessels and lymph. The t

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

At present, China's bamboo product market has undergone tremendous changes.The development and utilization of bamboo products has gradually ended the original history of selling bamboo alone, forming the direction of rough processing to deep processing.The development of products from singleness to

1. Unbalanced regional development. Coastal provinces such as Zhejiang, Fujian, and Guangdong in the eastern region continue to maintain a good momentum of development. The total area of bamboo forests in the province is 30.15 million mu, accounting for 41.5% of the total bamboo forest area in the c