Zhejiang Dongdong Pharmaceutical Co., Ltd. Is derived from Linhai Dongdong chemical Factory which was founded in 1992, It is an export-oriented company which mainly produces medicine materials and intermediates, And it is a new high technology enterprise in Zhejiang which undertakes one of the major projects of new products in state level. The quality has been approved by ISO9001: 2000 in 2001. The enterprise sets great store by science and technology and constantly makes innovation in research and development, production as well as managing. Meanwhile, it also enhances environmental protection. In a word, it will make every effort to meet client's requirements with the best products and service.