Founded in 2005,Hebei Fenghe Biotechnology INC.,LTD. is a professional manufacturer of high-tech dental floss production and research and development. The company has the License to import and export. All dental floss products have passed the US FDA, European CE, TUV microbiological testing and other certifications. Since its establishment, the company has provided long-term and professional OEM processing for dozens of brands in Europe and America. Our dental floss products are deeply favored by our customers.