Hunan Yadi Technology Co., Ltd.   

      Hunan Yadi Technology Co Ltd (Zhuzhou County welfare petrochemical factory) was founded in 1983, over the years for the city, county welfare affairs made a great contribution to. In recent years, the company focus on new product research and development, in close cooperation with universities and research institutes, and constantly have new products to the society. The company now has more than 180 employees, including college diploma or above technical personnel more than 70 people. With excellent technical personnel and advanced enterprise management, the company is gradually into a "crystal violet lactone" and its main raw material, "naphthenic acid" and its series of salt based products, modern fine chemical enterprise, the "crystal violet lactone" reached an annual production capacity of 200 tons, product quality has been greatly improvement in the original foundation of purple morning company, completely...