Ningbo Zhengzhang Chemical Co.,Ltd is a comprehensive enterprises that integrates research and development, production and management into a whole. With years of development, it has been supplying hundreds of products covering Agrochemicals, Pharmaceutical Chemicals and Fine Chemicals. Most of the products have been exported to dozens of countries and regions. All of our clients are quite satisfied with our products because of the high quality and competitive price. What's more, we have established good business relationship with many chemical industries suppliers home and abroad. The products we provided can meet the demand of varies companies all over the world. The company has a set of Production and Test Equipment, Perfect products detection means and quality assurance system. As a company focuses on long term development, it stick to "Green chemistry, Environmentally friendly". In recent years, the performance keeps growing at the rate of more than 50% percent per year.