Tancheng Zhongyi Kehuan Chemical Co., Ltd. was established in 2013. Now, our company is a national high-tech enterprise of China, , a second-class standardized enterprise, a professional-preciser-special-new small and medium-sized enterprise, and a...

After more than 200 years of innovation, DuPont is entering a new era of discovery. Our community of scientists, engineers, visionaries and all of our partners are working every day to turn possibilities into real world answers that help humanity thr...

Our ambition today is to be a world leader in sustainable technology solutions, transforming energy and reducing carbon emissions, for a cleaner, brighter future.