Guangzhou Yutu Biotechnology Co., ltd was established in 2012. It is located at 3A02 Zhengyang Building No.1438 Airport Road, Baiyun District Guangzhou Guangdong China. Our company specializes in the production, R&D of Toothpaste. With 20,000 square meters of 100,000-level clean and dust-free workshops and international advanced laboratories, also a team of more than 20 experts with strong product development capabilities. The brands we have: Kouyiqing\Shukangning\Shukuining\Guoqin.We are committed to safe products that keep you and your family safe from chemical contamination. Kouyiqing toothpaste highlight the nature, no artificial colors and animal components, using plant extracts and ensure that no harm to human health. Using professional advanced technology to combine with safe ingredients to replace chemical materials.