Founded in 1998, Dongyang Tianyu Chemical Co., Ltd. locates in Dongyang city, Zhejiang province. Our company is located at the crossing place of Yongjin expressway and Zhuyong expressway, and is close to Yiwu city (the biggest small commodities market in China). Dongyang is a beautiful city, with a history of 1,800 years old and a lot of sceneries; moreover, Dongyang is well-known as the county of "woodcarving, construction and education".

        Up to now, Tianyu has established cooperative relationships with several enterprises, including Zhenhai Kaiming Chemical Co., Ltd., Zhejiang Botai Electrolight Technology Co., Ltd.,Anhui Lianke Industrial Co., Ltd., Quzhou Jucheng Chemical Co., Ltd. ,Quzhou Hailan Chemical Co., Ltd.   At present, we are mainly engaged in the development, production and trade of fine chemical materials, pharmaceutical intermediates and pesticide intermediates, including Sodium azide, Barium azide, Phosphorus pentanitride, Phenyl isothiocyanate,1-phenyl-5-mercapto tetrazole,4-Dimethylamino-pyridine,2-mercapto-5-methyl-1,3,4 thiadiazole, N-(Hydroxy)phthalimide(NOP), Betaine Anhydrous and Betaine hydrochloride, etc. Our products are widely used in medicine, pesticide, safety device of automobile, photosensitive material, illumination, plating, dyeing, printing, cosmetics and auxiliary, etc.