Ruisai is a professional and leading manufacturer of intermediates and functional materials, etc. The company was founded in February 2002. After 15 years of construction and development, the company as Hi-tech enterprise and private science & Technology enterprise of China, has enjoyed a high reputation in domestic pharmaceutical intermediates industry field. Products widely used in medicine, biotechnology, functional material and other fields, are sold well in domestic market and exported to many other countries such as India, Japan, Korea, USA, etc. Ruisai is now one of the biggest manufacturers of Pharmaceutical Intermediates in China.