Taicang Puyuan Pharmaceutical Co., Ltd. is a high-tech enterprise integrating research and development, production and sales of industrial water treatment fungicides, paint and coating anti-mildew agents, pesticide intermediates. It is located in Taicang City, Jiangsu Province, a new port city on China's golden coastline. The company always adheres to the "quality first, customer first", and has established strategic cooperative relations with the international top 100 chemical enterprises BASF Chemical, Mitsui Chemical and so on, becoming their main suppliers. At present, the company mainly produces Bronopol(CAS:52-51-7); DBNPA( 2,2-Dibromo-3-Nitrilopropionamide)(CAS:10222-01-2); OIT(2-Octyl-2H-isothiazol-3-one)(CAS:26530-20-1); DCOIT(4,5-Dichloro-2-octyl-isothiazolone)(CAS:64359-81-5); Bronidox(5-Bromo-5-nitro-1,3-dioxane)(CAS:30007-47-7); DABN(1,3-Diacetoxy-2-bromo-2-nitropropane)(CAS:34564-38-0); MNO(N,O-dimethyl-N'-nitroisourea)(CAS:255708-80-6); 4-isopropyl pyridine diphenyl methyl borane (KM-2) (CAS:159565-88-5)and other products are exported to many countries and regions in Europe, America and Southeast Asia. In recent years, the company is committed to the research of new products and new technologies, and invests a lot of funds for research and development every year. It has been awarded "Suzhou Engineering Technology Research Center", "Jiangsu Province Private Science and Technology Enterprise", "Jiangsu Province Technology Enterprise", "Taicang Top Ten R&D Enterprises". The company has a total of 3 invention patents and 4 new utility patents. And with a number of universities and research institutes to establish long-term good relations of cooperation. In recent years, the company has continuously adjusted the industrial structure, improved production equipment, adopted automation technology, carried out modern enterprise management in accordance with ISO quality management system and EHS (environment, occupational health and safety) management system, a