Based in Shanghai, China, Shanghai PrimeGene Bio-Tech Co., Ltd. produces and supplies a wide range of high quality recombinant proteins, as well as related antibodies focused on serving domestic and overseas bio-reagent companies, with considerable price advantages. Most of our products are manufactured under cGMP conditions, resulting in high purity, indisputable bio-activity and low level, which can be widely used in basic research animal studies as well as diagnostic field. Besides offering bulk packages, we also provide subpackage and lyophilization services as an OEM following our customers' special customer services range from gene cloning, protein expression, fermentation, protein purification, lyophilization to antibody prreparation.In addition, with many years experiences and a wide network in the China bio-pharmaceutical industry, we can supply bulk packages of many therapeutic recombinant proteins up to grams, with or without additives, or provide technology transfer of these therapeutic proteins.