YIXIN is GMP certified national high-tech pharmaceutical company, specialized in the production of traditional Chinese medicine and western medicine as well as herb extract, carbohydrates and chemical product. Major herbal and carbohydrate products include Green tea extract (high purity EGCG, EC,ECG, EGC,GCG ), Catechin, Lutein, Galanthamine HBr., Usnic acid, Sodium Usinc Acid, Camptotation, Resveratrol, Gossypol Acetate, Solanesol, Shikimic Acidand D-galactose (Non animal, Plant-derived), L-arabinose, ß-D-Galactose pentaacetate, ß-D-Glucose pentaacetate,1-O-Methyl-alpha-D-galactopyranoside, D-Mannose, Sucrose octaacetate. We also welcome customized products.