L-Leucine In 2008 Wuhan Grand Hoyo Co., Ltd. was established on the basis of Wuhan University Biotechnology Corporation owned by Wuhan University. In 2008，it was acquired by Grand Pharmaceutical （China）Group Co., Ltd. Now Grand Pharmaceutical （China）Group Co., Ltd. and Wuhan University are two biggest shareholders. Relying on the Sci/Tech Achievements and assistances of College of Life Sciences of Wuhan University and Hubei Amino Acid Engineering and Technological Research Center, the Company dedicate to produce amino acid and its derivates，and to Promote Industrialization of biomedical high technology achievements, by comprehensively using multiple biotechnologies, such as genetic engineering, fermentation engineering, enzyme engineering, chiral separation and chromatographic separation, etc. With strict and perfect quality assurance system, the Company has been certified ISO 9001、OHSAS18000、FSSC22000、SCby Quality Certification Centre, Food-grade certification of US FDA, GMP by CFDA, Korea GMP，EU GMP and has acquired the COS of Acetylcysteine and Carbocisteine from EDQM, it has approved by KOSHER and HALAL as well. Quality of products meet advanced international and domestic standards such as USP，BP，EP，AJI，FCC CP and Etc. The Company has been approved and regularly audited by Merck, Zambon, Wyeth，and GuangZhouBaiyunshan Co.Ltd. and etc. As well as many other oversea and domestic famous pharmaceutical and food industry enterprises. The Company has the License for importing and exporting business, and its “WUBC”, “WHUHOYO” , “”are world-famous brands in the world market of amino acid. Wuhan Grand Hoyo Co., Ltd., has been approved the latest GMP by China State Food and Drug Administration National in Chinese amino acid industry, currently has production licenses for Acetyltyrosine，Acetylcysteine, Cysteine Hydrochloride，Carbocisteine，Arginine Hydrochloride，Histidine Monohydrochloride, and Lysine Hydrochloride. There are several new products licenses under evaluation and approval.L-Leucine website:http://www.grandhoyo-aminoacid-en.com/ website2:http://www.grandhoyo-aminoacid-sp.com/