Established in Los Angeles, USA in May 2011, LeFeng International Inc. is an international trading company with its parent company located in Nantong, Jiangsu Province, China. The key product of the company is Vegan-Glucosamine HCL, which has received U.S. Patent Number of US 8,383,808 B2. Furthermore, our product line includes creatine monohydrate and other amino acids products, which have received high remarks in the international markets .