Zhangjiagang Huachang Pharmaceutical Co.,Ltd., is a medicine manufacturing enterprise specializing in the research, production and sales of aminoacid, amino acid derivative as well as other bulk drugs andintermediates.
　　In 2001, we established our company in the Zhangjiagang Economic Development Zone of Jiangsu Province. We completely construct and manage our company according to the requirement of the Good Manufacturing Practice and Quality Control of Drug（GMP）. We have operated the Quality Control ISO9001, Environment Control ISO14001 and the Occupational Safety Health Management System OSHMS18001、HACCP and so on systems. What's more, our company's bulk drug is now carrying out the DMF, FDA, COS, etc registration work.
　　Our company insists on the principle of "developing by science and technology" and tries hard to consummate and strengthen the technical research and development strength. We mainly take aim at the chiral compound domain, and provide technology and product services stably and unceasingly by utilizing the characteristic of the bio-engineering and the organic synthesis technology and choosing modernized production control method and effective management.
　　As a member of Huachang Group, we always follow Huachang's management idea of "Surpass yourself, pursue transcendence" and keep improving.
L series amino acid
L-Methionine　 　L-Threonine 　 　L-Tryptophan　　L-Valine L-Lysine hydrochloride　


DL series amino acid
DL-Methionine　　DL-Valine　　DL-Threonine　　DL-Isoleucine　DL-Tryptophan



D series amino acid
D-Valine　　D-Alanine　　D-Threonine　　D-Methionine　　D-Leucine D-Isoleucine 　　D-Tryptophan 　　D-Arginine Base


N acetyl series amino acid
N-Acetyl-DL-Methionine　　N-Acetyl-L-Methionine　　N-Acetyl-L-Valine　 N-Acetyl-DL-Tryptophan