Established in May, 1996, Zhejiang Kaiyuan Scientific Technology Experiment Factory is a stock enterprise, we are a specialized research, production and trade company. At present, Kaiyuan is located in Wenhualu, Chengguan, Sanmen, Zhejiang, China and at the side of Shangsan expressway; moreover, our company is close to Ningbo, Hangzhou and Wenzhou; we enjoy good location. Through adopting, innovating and improving the old producing methods, we now have developed a series of imidazole-group chem...