Shang Hai Ding Han Chemical CO.,LTD, from a single production into comprehensive enterprise of production processing, sales and trade. Located in Shanghai which is an international city of China. After 20 years of hard working, we obtain domestic and foreign certificates including ISO certification. By accumulating abundant production experience, our company produces the product with stable quality, good reputation and export to Spanish,Colombia , Egypt, Korean... Etc, and has established friendly foreign trade relationship with many countries.