Zhejiang Estchem Co., Ltd. is a high-tech enterprise specializing in the research and development, production, development and trade of chemical products. The product areas include the development and industrial production of biochemical products, pharmaceutical intermediates, pharmaceutical raw materials, new chemical additives and additives, and other organic and inorganic intermediates. Our company has long-term cooperative laboratories focusing on technology development and synthesis customization, and has long-term stable cooperative manufacturing bases all over the country.