Sino Biological/SignalChem Biotech is an international reagent supplier and service provider. Our company specializes in recombinant protein production and antibody development. All of our products are independently developed and produced, including recombinant proteins, antibodies and cDNA clones. Sino Biological/SignalChem Biotech is the researchers' one-stop technical services shop for the advanced technology platforms they need to make advancements. In addition, we offers pharmaceutical companies and biotechnology firms pre-clinical production technology services for hundreds of monoclonal antibody drug candidates.