Ningbo EST Chemical Co.,LTD, is one of the high-tech companies in manufacturing disinfectant in Ningbo city, China. What we focus on is human's health and the environment protection, that's why we always keep working on developing better and better disinfectant. In future life, the health will be considered as the most important thing for every family, and we firmly believe that our main products PHMG and PHMB will become your excellent partners to have a better and safer living environment. Let's try it now!