Sichuan Senyu Import and Export Co., Ltd is a professional and export company established on the basis of Sichuan Province Yuxin Pharmaceutical Co., Ltd. Our Factory Sichuan Yuxin was established in 2002.It is GMP manufacturer. It has been dedicated to producing and research of API, Intermediates of Raw Material Fine Chemical Industry and Animal &Plant extract .And Sichuan Senyu Import and Export Co.,Ltd.supply good service and quality for our customers in the pharmaceuticals ,chemicals ,goods ,health care,cosmetics and veterinary industries at home and aboard.And now we had become the one of the largest export company which export the Vitamin D2 and Vitamin D3.At the same time ,we also have good development in the animal and plant extract field. In our cooperated manufacters,they are all GMP plants and we must audit and assess strictly.