Zhuji Zhekai Chemical Co., Ltd. is located in the historic and cultural city-Zhuji, Zhejiang Province. We are a fine chemical company. We professionally produce different environment-friendly thiazolidinone-based sterilization chemicals, antiseptic, antifungal chemicals and algicide, which are widely used in paints, paper, industrial cooling water, sanitation and disinfection, cosmetics, leather, wool, metal cutting fluid, oil, wood preservative and many other industries. Now our company has a strong production, research and development team,. In pharmaceutical raw material drug area,we have successfully developed over 10 kinds of products,such as olopatadine hydrochloride, isoxepac, duloxetine HCI,etc.In chemical intermediate area,we have new products as follows: Trifluoroethylamine, Trifluoroacetic acid. 3-(Dimethylamino)propyl]triphenylphosphoniumbromidehydrobromide, 6,11-Dihydro-